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Message-ID: <B2150E1E4418E1438554A300EA5040E40D469C123B@ITSVLEX06.it.maxim-ic.internal>
Date: Tue, 31 Aug 2010 14:08:30 -0700
From: Peter Hsiang <Peter.Hsiang@...im-ic.com>
To: Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>,
Peter Hsiang <Peter.Hsiang@...im-ic.com>,
Jesse Marroquin <Jesse.Marroquin@...im-ic.com>,
Liam Girdwood <lrg@...mlogic.co.uk>,
Mark Brown <broonie@...nsource.wolfsonmicro.com>,
Peter Ujfalusi <peter.ujfalusi@...ia.com>,
Joonyoung Shim <jy0922.shim@...sung.com>,
"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] ASoC: Add max98088 CODEC driver
This patch adds the MAX98088 CODEC driver.
Signed-off-by: Peter Hsiang <peter.hsiang at maxim-ic.com>
---
include/sound/max98088.h | 87 ++
sound/soc/codecs/Kconfig | 4 +
sound/soc/codecs/Makefile | 2 +
sound/soc/codecs/max98088.c | 2871 +++++++++++++++++++++++++++++++++++++++++++
sound/soc/codecs/max98088.h | 161 +++
5 files changed, 3125 insertions(+), 0 deletions(-)
create mode 100644 include/sound/max98088.h
create mode 100644 sound/soc/codecs/max98088.c
create mode 100644 sound/soc/codecs/max98088.h
diff --git a/include/sound/max98088.h b/include/sound/max98088.h
new file mode 100644
index 0000000..7a6c53c
--- /dev/null
+++ b/include/sound/max98088.h
@@ -0,0 +1,87 @@
+/*
+ * Platform data for MAX98088
+ *
+ * Copyright 2010 Maxim Integrated Products
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#ifndef __SOUND_MAX98088_PDATA_H__
+#define __SOUND_MAX98088_PDATA_H__
+
+#define EQ_CFG_MAX 32
+
+/* Equalizer filter response configuration */
+struct max98088_eq_cfg {
+ const char *name;
+ unsigned int rate;
+ u16 band1[5];
+ u16 band2[5];
+ u16 band3[5];
+ u16 band4[5];
+ u16 band5[5];
+};
+
+/* Speaker excursion limiter filter response configurations */
+#define EX_CFG_MAX 32
+
+struct max98088_excursion_cfg {
+ const char *name;
+ unsigned int rate;
+ u16 resp[5];
+};
+
+/* codec platform data */
+struct max98088_pdata {
+
+ /* Equalizers for DAI1 and DAI2 */
+ struct max98088_eq_cfg *eq1_cfg;
+ struct max98088_eq_cfg *eq2_cfg;
+ unsigned int eq1_cfgcnt;
+ unsigned int eq2_cfgcnt;
+
+ /* Excursion limiters for DAI1 and DAI2 */
+ struct max98088_excursion_cfg *ex1_cfg;
+ struct max98088_excursion_cfg *ex2_cfg;
+ unsigned int ex1_cfgcnt;
+ unsigned int ex2_cfgcnt;
+
+ /* Receiver output can be configured as power amplifier or LINE out */
+ /* Set receiver_mode to:
+ * 0 = amplifier output, or
+ * 1 = LINE level output
+ */
+ unsigned int receiver_mode;
+
+ /* Analog/digital microphone configuration:
+ * 0 = analog microphone input (normal setting)
+ * 1 = digital microhpone input
+ */
+ unsigned int digmic_left_enable;
+ unsigned int digmic_right_enable;
+
+ /* Normal microphone connection, or external connection through INA
+ * 0 = normal connection
+ * 1 = INA1 input
+ * 2 = INA2 input
+ */
+ unsigned int extmic_mode;
+
+ /* Bypass option for INA to MIC1 connection
+ * 0 = normal setting
+ * 1 = bypass enabled
+ */
+ unsigned int ina_to_mic1_bypass;
+
+ /* Bypass option for MIC1 to MIC2 connection
+ * 0 = normal setting
+ * 1 = bypass enabled
+ */
+ unsigned int mic1_to_mic2_bypass;
+};
+
+#endif
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 155c127..e9a3c74 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -28,6 +28,7 @@ config SND_SOC_ALL_CODECS
select SND_SOC_DA7210 if I2C
select SND_SOC_JZ4740 if SOC_JZ4740
select SND_SOC_MAX9877 if I2C
+ select SND_SOC_MAX98088 if I2C
select SND_SOC_PCM3008
select SND_SOC_SPDIF
select SND_SOC_SSM2602 if I2C
@@ -156,6 +157,9 @@ config SND_SOC_L3
config SND_SOC_DA7210
tristate
+config SND_SOC_MAX98088
+ tristate
+
config SND_SOC_PCM3008
tristate
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 10d468e..fe9d104 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -15,6 +15,7 @@ snd-soc-cs4270-objs := cs4270.o
snd-soc-cx20442-objs := cx20442.o
snd-soc-da7210-objs := da7210.o
snd-soc-l3-objs := l3.o
+snd-soc-max98088-objs := max98088.o
snd-soc-pcm3008-objs := pcm3008.o
snd-soc-spdif-objs := spdif_transciever.o
snd-soc-ssm2602-objs := ssm2602.o
@@ -87,6 +88,7 @@ obj-$(CONFIG_SND_SOC_CX20442) += snd-soc-cx20442.o
obj-$(CONFIG_SND_SOC_DA7210) += snd-soc-da7210.o
obj-$(CONFIG_SND_SOC_L3) += snd-soc-l3.o
obj-$(CONFIG_SND_SOC_JZ4740_CODEC) += snd-soc-jz4740-codec.o
+obj-$(CONFIG_SND_SOC_MAX98088) += snd-soc-max98088.o
obj-$(CONFIG_SND_SOC_PCM3008) += snd-soc-pcm3008.o
obj-$(CONFIG_SND_SOC_SPDIF) += snd-soc-spdif.o
obj-$(CONFIG_SND_SOC_SSM2602) += snd-soc-ssm2602.o
diff --git a/sound/soc/codecs/max98088.c b/sound/soc/codecs/max98088.c
new file mode 100644
index 0000000..72f599f
--- /dev/null
+++ b/sound/soc/codecs/max98088.c
@@ -0,0 +1,2871 @@
+/*
+ * max98088.c -- MAX98088 ALSA SoC Audio driver
+ *
+ * Copyright 2010 Maxim Integrated Products
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include <linux/slab.h>
+#include <sound/max98088.h>
+#include "max98088.h"
+
+static struct snd_soc_codec *max98088_codec;
+struct snd_soc_codec_device soc_codec_dev_max98088;
+
+/* configurations associated with each channel of DAI stream */
+struct max98088_cdata {
+ unsigned int rate;
+ unsigned int fmt;
+
+ /* Equalizer parameters */
+ int eq_textcnt;
+ const char *eq_texts[EQ_CFG_MAX];
+ int eq_sel;
+ struct soc_enum eq_enum;
+
+ /* Excursion limiter parameters */
+ int ex_textcnt;
+ const char *ex_texts[EX_CFG_MAX];
+ int ex_sel;
+ struct soc_enum ex_enum;
+};
+
+/* codec private data */
+struct max98088_priv {
+ struct snd_soc_codec codec;
+ struct max98088_pdata *pdata;
+ u8 reg_cache[M98088_REG_CNT];
+ unsigned int sysclk;
+ struct max98088_cdata dai[2];
+ u8 power_state;
+ unsigned int ex_mode;
+ unsigned int digmic_mode;
+};
+
+static const u8 max98088_reg[M98088_REG_CNT] = {
+ 0x00, /* 00 IRQ status */
+ 0x00, /* 01 MIC status */
+ 0x00, /* 02 jack status */
+ 0x00, /* 03 battery voltage */
+ 0x00, /* 04 */
+ 0x00, /* 05 */
+ 0x00, /* 06 */
+ 0x00, /* 07 */
+ 0x00, /* 08 */
+ 0x00, /* 09 */
+ 0x00, /* 0A */
+ 0x00, /* 0B */
+ 0x00, /* 0C */
+ 0x00, /* 0D */
+ 0x00, /* 0E */
+ 0x00, /* 0F interrupt enable */
+
+ 0x00, /* 10 master clock */
+ 0x00, /* 11 DAI1 clock mode */
+ 0x00, /* 12 DAI1 clock control */
+ 0x00, /* 13 DAI1 clock control */
+ 0x00, /* 14 DAI1 format */
+ 0x00, /* 15 DAI1 clock */
+ 0x00, /* 16 DAI1 config */
+ 0x00, /* 17 DAI1 TDM */
+ 0x00, /* 18 DAI1 filters */
+ 0x00, /* 19 DAI2 clock mode */
+ 0x00, /* 1A DAI2 clock control */
+ 0x00, /* 1B DAI2 clock control */
+ 0x00, /* 1C DAI2 format */
+ 0x00, /* 1D DAI2 clock */
+ 0x00, /* 1E DAI2 config */
+ 0x00, /* 1F DAI2 TDM */
+
+ 0x00, /* 20 DAI2 filters */
+ 0x00, /* 21 data config */
+ 0x00, /* 22 DAC mixer */
+ 0x00, /* 23 left ADC mixer */
+ 0x00, /* 24 right ADC mixer */
+ 0x00, /* 25 left HP mixer */
+ 0x00, /* 26 right HP mixer */
+ 0x00, /* 27 HP control */
+ 0x00, /* 28 left REC mixer */
+ 0x00, /* 29 right REC mixer */
+ 0x00, /* 2A REC control */
+ 0x00, /* 2B left SPK mixer */
+ 0x00, /* 2C right SPK mixer */
+ 0x00, /* 2D SPK control */
+ 0x00, /* 2E sidetone */
+ 0x00, /* 2F DAI1 playback level */
+
+ 0x00, /* 30 DAI1 playback level */
+ 0x00, /* 31 DAI2 playback level */
+ 0x00, /* 32 DAI2 playbakc level */
+ 0x00, /* 33 left ADC level */
+ 0x00, /* 34 right ADC level */
+ 0x00, /* 35 MIC1 level */
+ 0x00, /* 36 MIC2 level */
+ 0x00, /* 37 INA level */
+ 0x00, /* 38 INB level */
+ 0x00, /* 39 left HP volume */
+ 0x00, /* 3A right HP volume */
+ 0x00, /* 3B left REC volume */
+ 0x00, /* 3C right REC volume */
+ 0x00, /* 3D left SPK volume */
+ 0x00, /* 3E right SPK volume */
+ 0x00, /* 3F MIC config */
+
+ 0x00, /* 40 MIC threshold */
+ 0x00, /* 41 excursion limiter filter */
+ 0x00, /* 42 excursion limiter threshold */
+ 0x00, /* 43 ALC */
+ 0x00, /* 44 power limiter threshold */
+ 0x00, /* 45 power limiter config */
+ 0x00, /* 46 distortion limiter config */
+ 0x00, /* 47 audio input */
+ 0x00, /* 48 microphone */
+ 0x00, /* 49 level control */
+ 0x00, /* 4A bypass switches */
+ 0x00, /* 4B jack detect */
+ 0x00, /* 4C input enable */
+ 0x00, /* 4D output enable */
+ 0xF0, /* 4E bias control */
+ 0x00, /* 4F DAC power */
+
+ 0x0F, /* 50 DAC power */
+ 0x00, /* 51 system */
+ 0x00, /* 52 DAI1 EQ1 */
+ 0x00, /* 53 DAI1 EQ1 */
+ 0x00, /* 54 DAI1 EQ1 */
+ 0x00, /* 55 DAI1 EQ1 */
+ 0x00, /* 56 DAI1 EQ1 */
+ 0x00, /* 57 DAI1 EQ1 */
+ 0x00, /* 58 DAI1 EQ1 */
+ 0x00, /* 59 DAI1 EQ1 */
+ 0x00, /* 5A DAI1 EQ1 */
+ 0x00, /* 5B DAI1 EQ1 */
+ 0x00, /* 5C DAI1 EQ2 */
+ 0x00, /* 5D DAI1 EQ2 */
+ 0x00, /* 5E DAI1 EQ2 */
+ 0x00, /* 5F DAI1 EQ2 */
+
+ 0x00, /* 60 DAI1 EQ2 */
+ 0x00, /* 61 DAI1 EQ2 */
+ 0x00, /* 62 DAI1 EQ2 */
+ 0x00, /* 63 DAI1 EQ2 */
+ 0x00, /* 64 DAI1 EQ2 */
+ 0x00, /* 65 DAI1 EQ2 */
+ 0x00, /* 66 DAI1 EQ3 */
+ 0x00, /* 67 DAI1 EQ3 */
+ 0x00, /* 68 DAI1 EQ3 */
+ 0x00, /* 69 DAI1 EQ3 */
+ 0x00, /* 6A DAI1 EQ3 */
+ 0x00, /* 6B DAI1 EQ3 */
+ 0x00, /* 6C DAI1 EQ3 */
+ 0x00, /* 6D DAI1 EQ3 */
+ 0x00, /* 6E DAI1 EQ3 */
+ 0x00, /* 6F DAI1 EQ3 */
+
+ 0x00, /* 70 DAI1 EQ4 */
+ 0x00, /* 71 DAI1 EQ4 */
+ 0x00, /* 72 DAI1 EQ4 */
+ 0x00, /* 73 DAI1 EQ4 */
+ 0x00, /* 74 DAI1 EQ4 */
+ 0x00, /* 75 DAI1 EQ4 */
+ 0x00, /* 76 DAI1 EQ4 */
+ 0x00, /* 77 DAI1 EQ4 */
+ 0x00, /* 78 DAI1 EQ4 */
+ 0x00, /* 79 DAI1 EQ4 */
+ 0x00, /* 7A DAI1 EQ5 */
+ 0x00, /* 7B DAI1 EQ5 */
+ 0x00, /* 7C DAI1 EQ5 */
+ 0x00, /* 7D DAI1 EQ5 */
+ 0x00, /* 7E DAI1 EQ5 */
+ 0x00, /* 7F DAI1 EQ5 */
+
+ 0x00, /* 80 DAI1 EQ5 */
+ 0x00, /* 81 DAI1 EQ5 */
+ 0x00, /* 82 DAI1 EQ5 */
+ 0x00, /* 83 DAI1 EQ5 */
+ 0x00, /* 84 DAI2 EQ1 */
+ 0x00, /* 85 DAI2 EQ1 */
+ 0x00, /* 86 DAI2 EQ1 */
+ 0x00, /* 87 DAI2 EQ1 */
+ 0x00, /* 88 DAI2 EQ1 */
+ 0x00, /* 89 DAI2 EQ1 */
+ 0x00, /* 8A DAI2 EQ1 */
+ 0x00, /* 8B DAI2 EQ1 */
+ 0x00, /* 8C DAI2 EQ1 */
+ 0x00, /* 8D DAI2 EQ1 */
+ 0x00, /* 8E DAI2 EQ2 */
+ 0x00, /* 8F DAI2 EQ2 */
+
+ 0x00, /* 90 DAI2 EQ2 */
+ 0x00, /* 91 DAI2 EQ2 */
+ 0x00, /* 92 DAI2 EQ2 */
+ 0x00, /* 93 DAI2 EQ2 */
+ 0x00, /* 94 DAI2 EQ2 */
+ 0x00, /* 95 DAI2 EQ2 */
+ 0x00, /* 96 DAI2 EQ2 */
+ 0x00, /* 97 DAI2 EQ2 */
+ 0x00, /* 98 DAI2 EQ3 */
+ 0x00, /* 99 DAI2 EQ3 */
+ 0x00, /* 9A DAI2 EQ3 */
+ 0x00, /* 9B DAI2 EQ3 */
+ 0x00, /* 9C DAI2 EQ3 */
+ 0x00, /* 9D DAI2 EQ3 */
+ 0x00, /* 9E DAI2 EQ3 */
+ 0x00, /* 9F DAI2 EQ3 */
+
+ 0x00, /* A0 DAI2 EQ3 */
+ 0x00, /* A1 DAI2 EQ3 */
+ 0x00, /* A2 DAI2 EQ4 */
+ 0x00, /* A3 DAI2 EQ4 */
+ 0x00, /* A4 DAI2 EQ4 */
+ 0x00, /* A5 DAI2 EQ4 */
+ 0x00, /* A6 DAI2 EQ4 */
+ 0x00, /* A7 DAI2 EQ4 */
+ 0x00, /* A8 DAI2 EQ4 */
+ 0x00, /* A9 DAI2 EQ4 */
+ 0x00, /* AA DAI2 EQ4 */
+ 0x00, /* AB DAI2 EQ4 */
+ 0x00, /* AC DAI2 EQ5 */
+ 0x00, /* AD DAI2 EQ5 */
+ 0x00, /* AE DAI2 EQ5 */
+ 0x00, /* AF DAI2 EQ5 */
+
+ 0x00, /* B0 DAI2 EQ5 */
+ 0x00, /* B1 DAI2 EQ5 */
+ 0x00, /* B2 DAI2 EQ5 */
+ 0x00, /* B3 DAI2 EQ5 */
+ 0x00, /* B4 DAI2 EQ5 */
+ 0x00, /* B5 DAI2 EQ5 */
+ 0x00, /* B6 DAI1 biquad */
+ 0x00, /* B7 DAI1 biquad */
+ 0x00, /* B8 DAI1 biquad */
+ 0x00, /* B9 DAI1 biquad */
+ 0x00, /* BA DAI1 biquad */
+ 0x00, /* BB DAI1 biquad */
+ 0x00, /* BC DAI1 biquad */
+ 0x00, /* BD DAI1 biquad */
+ 0x00, /* BE DAI1 biquad */
+ 0x00, /* BF DAI1 biquad */
+
+ 0x00, /* C0 DAI2 biquad */
+ 0x00, /* C1 DAI2 biquad */
+ 0x00, /* C2 DAI2 biquad */
+ 0x00, /* C3 DAI2 biquad */
+ 0x00, /* C4 DAI2 biquad */
+ 0x00, /* C5 DAI2 biquad */
+ 0x00, /* C6 DAI2 biquad */
+ 0x00, /* C7 DAI2 biquad */
+ 0x00, /* C8 DAI2 biquad */
+ 0x00, /* C9 DAI2 biquad */
+ 0x00, /* CA */
+ 0x00, /* CB */
+ 0x00, /* CC */
+ 0x00, /* CD */
+ 0x00, /* CE */
+ 0x00, /* CF */
+
+ 0x00, /* D0 */
+ 0x00, /* D1 */
+ 0x00, /* D2 */
+ 0x00, /* D3 */
+ 0x00, /* D4 */
+ 0x00, /* D5 */
+ 0x00, /* D6 */
+ 0x00, /* D7 */
+ 0x00, /* D8 */
+ 0x00, /* D9 */
+ 0x00, /* DA */
+ 0x70, /* DB */
+ 0x00, /* DC */
+ 0x00, /* DD */
+ 0x00, /* DE */
+ 0x00, /* DF */
+
+ 0x00, /* E0 */
+ 0x00, /* E1 */
+ 0x00, /* E2 */
+ 0x00, /* E3 */
+ 0x00, /* E4 */
+ 0x00, /* E5 */
+ 0x00, /* E6 */
+ 0x00, /* E7 */
+ 0x00, /* E8 */
+ 0x00, /* E9 */
+ 0x00, /* EA */
+ 0x00, /* EB */
+ 0x00, /* EC */
+ 0x00, /* ED */
+ 0x00, /* EE */
+ 0x00, /* EF */
+
+ 0x00, /* F0 */
+ 0x00, /* F1 */
+ 0x00, /* F2 */
+ 0x00, /* F3 */
+ 0x00, /* F4 */
+ 0x00, /* F5 */
+ 0x00, /* F6 */
+ 0x00, /* F7 */
+ 0x00, /* F8 */
+ 0x00, /* F9 */
+ 0x00, /* FA */
+ 0x00, /* FB */
+ 0x00, /* FC */
+ 0x00, /* FD */
+ 0x00, /* FE */
+ 0x00, /* FF */
+};
+
+static struct {
+ int readable;
+ int writable;
+ int vol;
+} max98088_access[M98088_REG_CNT] = {
+ { 0xFF, 0xFF, 1 }, /* 00 IRQ status */
+ { 0xFF, 0x00, 1 }, /* 01 MIC status */
+ { 0xFF, 0x00, 1 }, /* 02 jack status */
+ { 0x1F, 0x1F, 1 }, /* 03 battery voltage */
+ { 0xFF, 0xFF, 0 }, /* 04 */
+ { 0xFF, 0xFF, 0 }, /* 05 */
+ { 0xFF, 0xFF, 0 }, /* 06 */
+ { 0xFF, 0xFF, 0 }, /* 07 */
+ { 0xFF, 0xFF, 0 }, /* 08 */
+ { 0xFF, 0xFF, 0 }, /* 09 */
+ { 0xFF, 0xFF, 0 }, /* 0A */
+ { 0xFF, 0xFF, 0 }, /* 0B */
+ { 0xFF, 0xFF, 0 }, /* 0C */
+ { 0xFF, 0xFF, 0 }, /* 0D */
+ { 0xFF, 0xFF, 0 }, /* 0E */
+ { 0xFF, 0xFF, 0 }, /* 0F interrupt enable */
+
+ { 0xFF, 0xFF, 0 }, /* 10 master clock */
+ { 0xFF, 0xFF, 0 }, /* 11 DAI1 clock mode */
+ { 0xFF, 0xFF, 0 }, /* 12 DAI1 clock control */
+ { 0xFF, 0xFF, 0 }, /* 13 DAI1 clock control */
+ { 0xFF, 0xFF, 0 }, /* 14 DAI1 format */
+ { 0xFF, 0xFF, 0 }, /* 15 DAI1 clock */
+ { 0xFF, 0xFF, 0 }, /* 16 DAI1 config */
+ { 0xFF, 0xFF, 0 }, /* 17 DAI1 TDM */
+ { 0xFF, 0xFF, 0 }, /* 18 DAI1 filters */
+ { 0xFF, 0xFF, 0 }, /* 19 DAI2 clock mode */
+ { 0xFF, 0xFF, 0 }, /* 1A DAI2 clock control */
+ { 0xFF, 0xFF, 0 }, /* 1B DAI2 clock control */
+ { 0xFF, 0xFF, 0 }, /* 1C DAI2 format */
+ { 0xFF, 0xFF, 0 }, /* 1D DAI2 clock */
+ { 0xFF, 0xFF, 0 }, /* 1E DAI2 config */
+ { 0xFF, 0xFF, 0 }, /* 1F DAI2 TDM */
+
+ { 0xFF, 0xFF, 0 }, /* 20 DAI2 filters */
+ { 0xFF, 0xFF, 0 }, /* 21 data config */
+ { 0xFF, 0xFF, 0 }, /* 22 DAC mixer */
+ { 0xFF, 0xFF, 0 }, /* 23 left ADC mixer */
+ { 0xFF, 0xFF, 0 }, /* 24 right ADC mixer */
+ { 0xFF, 0xFF, 0 }, /* 25 left HP mixer */
+ { 0xFF, 0xFF, 0 }, /* 26 right HP mixer */
+ { 0xFF, 0xFF, 0 }, /* 27 HP control */
+ { 0xFF, 0xFF, 0 }, /* 28 left REC mixer */
+ { 0xFF, 0xFF, 0 }, /* 29 right REC mixer */
+ { 0xFF, 0xFF, 0 }, /* 2A REC control */
+ { 0xFF, 0xFF, 0 }, /* 2B left SPK mixer */
+ { 0xFF, 0xFF, 0 }, /* 2C right SPK mixer */
+ { 0xFF, 0xFF, 0 }, /* 2D SPK control */
+ { 0xFF, 0xFF, 0 }, /* 2E sidetone */
+ { 0xFF, 0xFF, 0 }, /* 2F DAI1 playback level */
+
+ { 0xFF, 0xFF, 0 }, /* 30 DAI1 playback level */
+ { 0xFF, 0xFF, 0 }, /* 31 DAI2 playback level */
+ { 0xFF, 0xFF, 0 }, /* 32 DAI2 playbakc level */
+ { 0xFF, 0xFF, 0 }, /* 33 left ADC level */
+ { 0xFF, 0xFF, 0 }, /* 34 right ADC level */
+ { 0xFF, 0xFF, 0 }, /* 35 MIC1 level */
+ { 0xFF, 0xFF, 0 }, /* 36 MIC2 level */
+ { 0xFF, 0xFF, 0 }, /* 37 INA level */
+ { 0xFF, 0xFF, 0 }, /* 38 INB level */
+ { 0xFF, 0xFF, 0 }, /* 39 left HP volume */
+ { 0xFF, 0xFF, 0 }, /* 3A right HP volume */
+ { 0xFF, 0xFF, 0 }, /* 3B left REC volume */
+ { 0xFF, 0xFF, 0 }, /* 3C right REC volume */
+ { 0xFF, 0xFF, 0 }, /* 3D left SPK volume */
+ { 0xFF, 0xFF, 0 }, /* 3E right SPK volume */
+ { 0xFF, 0xFF, 0 }, /* 3F MIC config */
+
+ { 0xFF, 0xFF, 0 }, /* 40 MIC threshold */
+ { 0xFF, 0xFF, 0 }, /* 41 excursion limiter filter */
+ { 0xFF, 0xFF, 0 }, /* 42 excursion limiter threshold */
+ { 0xFF, 0xFF, 0 }, /* 43 ALC */
+ { 0xFF, 0xFF, 0 }, /* 44 power limiter threshold */
+ { 0xFF, 0xFF, 0 }, /* 45 power limiter config */
+ { 0xFF, 0xFF, 0 }, /* 46 distortion limiter config */
+ { 0xFF, 0xFF, 0 }, /* 47 audio input */
+ { 0xFF, 0xFF, 0 }, /* 48 microphone */
+ { 0xFF, 0xFF, 0 }, /* 49 level control */
+ { 0xFF, 0xFF, 0 }, /* 4A bypass switches */
+ { 0xFF, 0xFF, 0 }, /* 4B jack detect */
+ { 0xFF, 0xFF, 0 }, /* 4C input enable */
+ { 0xFF, 0xFF, 0 }, /* 4D output enable */
+ { 0xFF, 0xFF, 0 }, /* 4E bias control */
+ { 0xFF, 0xFF, 0 }, /* 4F DAC power */
+
+ { 0xFF, 0xFF, 0 }, /* 50 DAC power */
+ { 0xFF, 0xFF, 0 }, /* 51 system */
+ { 0xFF, 0xFF, 0 }, /* 52 DAI1 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 53 DAI1 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 54 DAI1 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 55 DAI1 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 56 DAI1 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 57 DAI1 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 58 DAI1 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 59 DAI1 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 5A DAI1 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 5B DAI1 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 5C DAI1 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 5D DAI1 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 5E DAI1 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 5F DAI1 EQ2 */
+
+ { 0xFF, 0xFF, 0 }, /* 60 DAI1 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 61 DAI1 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 62 DAI1 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 63 DAI1 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 64 DAI1 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 65 DAI1 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 66 DAI1 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 67 DAI1 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 68 DAI1 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 69 DAI1 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 6A DAI1 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 6B DAI1 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 6C DAI1 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 6D DAI1 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 6E DAI1 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 6F DAI1 EQ3 */
+
+ { 0xFF, 0xFF, 0 }, /* 70 DAI1 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* 71 DAI1 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* 72 DAI1 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* 73 DAI1 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* 74 DAI1 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* 75 DAI1 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* 76 DAI1 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* 77 DAI1 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* 78 DAI1 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* 79 DAI1 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* 7A DAI1 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* 7B DAI1 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* 7C DAI1 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* 7D DAI1 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* 7E DAI1 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* 7F DAI1 EQ5 */
+
+ { 0xFF, 0xFF, 0 }, /* 80 DAI1 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* 81 DAI1 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* 82 DAI1 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* 83 DAI1 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* 84 DAI2 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 85 DAI2 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 86 DAI2 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 87 DAI2 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 88 DAI2 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 89 DAI2 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 8A DAI2 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 8B DAI2 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 8C DAI2 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 8D DAI2 EQ1 */
+ { 0xFF, 0xFF, 0 }, /* 8E DAI2 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 8F DAI2 EQ2 */
+
+ { 0xFF, 0xFF, 0 }, /* 90 DAI2 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 91 DAI2 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 92 DAI2 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 93 DAI2 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 94 DAI2 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 95 DAI2 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 96 DAI2 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 97 DAI2 EQ2 */
+ { 0xFF, 0xFF, 0 }, /* 98 DAI2 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 99 DAI2 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 9A DAI2 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 9B DAI2 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 9C DAI2 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 9D DAI2 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 9E DAI2 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* 9F DAI2 EQ3 */
+
+ { 0xFF, 0xFF, 0 }, /* A0 DAI2 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* A1 DAI2 EQ3 */
+ { 0xFF, 0xFF, 0 }, /* A2 DAI2 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* A3 DAI2 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* A4 DAI2 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* A5 DAI2 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* A6 DAI2 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* A7 DAI2 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* A8 DAI2 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* A9 DAI2 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* AA DAI2 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* AB DAI2 EQ4 */
+ { 0xFF, 0xFF, 0 }, /* AC DAI2 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* AD DAI2 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* AE DAI2 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* AF DAI2 EQ5 */
+
+ { 0xFF, 0xFF, 0 }, /* B0 DAI2 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* B1 DAI2 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* B2 DAI2 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* B3 DAI2 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* B4 DAI2 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* B5 DAI2 EQ5 */
+ { 0xFF, 0xFF, 0 }, /* B6 DAI1 biquad */
+ { 0xFF, 0xFF, 0 }, /* B7 DAI1 biquad */
+ { 0xFF, 0xFF, 0 }, /* B8 DAI1 biquad */
+ { 0xFF, 0xFF, 0 }, /* B9 DAI1 biquad */
+ { 0xFF, 0xFF, 0 }, /* BA DAI1 biquad */
+ { 0xFF, 0xFF, 0 }, /* BB DAI1 biquad */
+ { 0xFF, 0xFF, 0 }, /* BC DAI1 biquad */
+ { 0xFF, 0xFF, 0 }, /* BD DAI1 biquad */
+ { 0xFF, 0xFF, 0 }, /* BE DAI1 biquad */
+ { 0xFF, 0xFF, 0 }, /* BF DAI1 biquad */
+
+ { 0xFF, 0xFF, 0 }, /* C0 DAI2 biquad */
+ { 0xFF, 0xFF, 0 }, /* C1 DAI2 biquad */
+ { 0xFF, 0xFF, 0 }, /* C2 DAI2 biquad */
+ { 0xFF, 0xFF, 0 }, /* C3 DAI2 biquad */
+ { 0xFF, 0xFF, 0 }, /* C4 DAI2 biquad */
+ { 0xFF, 0xFF, 0 }, /* C5 DAI2 biquad */
+ { 0xFF, 0xFF, 0 }, /* C6 DAI2 biquad */
+ { 0xFF, 0xFF, 0 }, /* C7 DAI2 biquad */
+ { 0xFF, 0xFF, 0 }, /* C8 DAI2 biquad */
+ { 0xFF, 0xFF, 0 }, /* C9 DAI2 biquad */
+ { 0x00, 0x00, 0 }, /* CA */
+ { 0x00, 0x00, 0 }, /* CB */
+ { 0x00, 0x00, 0 }, /* CC */
+ { 0x00, 0x00, 0 }, /* CD */
+ { 0x00, 0x00, 0 }, /* CE */
+ { 0x00, 0x00, 0 }, /* CF */
+
+ { 0x00, 0x00, 0 }, /* D0 */
+ { 0x00, 0x00, 0 }, /* D1 */
+ { 0x00, 0x00, 0 }, /* D2 */
+ { 0x00, 0x00, 0 }, /* D3 */
+ { 0x00, 0x00, 0 }, /* D4 */
+ { 0x00, 0x00, 0 }, /* D5 */
+ { 0x00, 0x00, 0 }, /* D6 */
+ { 0x00, 0x00, 0 }, /* D7 */
+ { 0x00, 0x00, 0 }, /* D8 */
+ { 0x00, 0x00, 0 }, /* D9 */
+ { 0x00, 0x00, 0 }, /* DA */
+ { 0x70, 0x70, 0 }, /* DB */
+ { 0x00, 0x00, 0 }, /* DC */
+ { 0x00, 0x00, 0 }, /* DD */
+ { 0x00, 0x00, 0 }, /* DE */
+ { 0x00, 0x00, 0 }, /* DF */
+
+ { 0x00, 0x00, 0 }, /* E0 */
+ { 0x00, 0x00, 0 }, /* E1 */
+ { 0x00, 0x00, 0 }, /* E2 */
+ { 0x00, 0x00, 0 }, /* E3 */
+ { 0x00, 0x00, 0 }, /* E4 */
+ { 0x00, 0x00, 0 }, /* E5 */
+ { 0x00, 0x00, 0 }, /* E6 */
+ { 0x00, 0x00, 0 }, /* E7 */
+ { 0x00, 0x00, 0 }, /* E8 */
+ { 0x00, 0x00, 0 }, /* E9 */
+ { 0x00, 0x00, 0 }, /* EA */
+ { 0x00, 0x00, 0 }, /* EB */
+ { 0x00, 0x00, 0 }, /* EC */
+ { 0x00, 0x00, 0 }, /* ED */
+ { 0x00, 0x00, 0 }, /* EE */
+ { 0x00, 0x00, 0 }, /* EF */
+
+ { 0x00, 0x00, 0 }, /* F0 */
+ { 0x00, 0x00, 0 }, /* F1 */
+ { 0x00, 0x00, 0 }, /* F2 */
+ { 0x00, 0x00, 0 }, /* F3 */
+ { 0x00, 0x00, 0 }, /* F4 */
+ { 0x00, 0x00, 0 }, /* F5 */
+ { 0x00, 0x00, 0 }, /* F6 */
+ { 0x00, 0x00, 0 }, /* F7 */
+ { 0x00, 0x00, 0 }, /* F8 */
+ { 0x00, 0x00, 0 }, /* F9 */
+ { 0x00, 0x00, 0 }, /* FA */
+ { 0x00, 0x00, 0 }, /* FB */
+ { 0x00, 0x00, 0 }, /* FC */
+ { 0x00, 0x00, 0 }, /* FD */
+ { 0x00, 0x00, 0 }, /* FE */
+ { 0xFF, 0x00, 1 }, /* FF */
+};
+
+
+static int max98088_volatile_register(unsigned int reg)
+{
+ return max98088_access[reg].vol;
+}
+
+/*
+ * Read the MAX98088 I2C register space
+ * Note: this driver source code is backward compatible to kernel
+ * version 2.6.32.
+ */
+static unsigned int max98088_read(struct snd_soc_codec *codec,
+ unsigned int reg)
+{
+ struct max98088_priv *max98088 = codec->private_data;
+ struct i2c_msg msg[2];
+ struct i2c_client *client;
+ u8 data[2];
+ int ret;
+
+ client = (struct i2c_client *)codec->control_data;
+
+ if (max98088_volatile_register(reg)) {
+ data[0] = reg;
+ msg[0].addr = client->addr;
+ msg[0].flags = 0;
+ msg[0].buf = &data[0];
+ msg[0].len = 1;
+
+ msg[1].addr = client->addr;
+ msg[1].flags = I2C_M_RD;
+ msg[1].buf = &data[1];
+ msg[1].len = 1;
+
+ ret = i2c_transfer(client->adapter, &msg[0], 2);
+ return (ret == 2) ? data[1] : -EIO;
+ } else {
+ if (reg > (ARRAY_SIZE(max98088_reg)))
+ return -EIO;
+ return max98088->reg_cache[reg];
+ }
+}
+
+/* Write to the MAX98088 register space (cached) */
+static int max98088_write(struct snd_soc_codec *codec, unsigned int reg,
+ unsigned int value)
+{
+ u8 data[2];
+ struct max98088_priv *max98088 = codec->private_data;
+
+ data[0] = reg;
+ data[1] = value;
+ if (codec->hw_write(codec->control_data, data, 2) == 2) {
+ max98088->reg_cache[reg] =
+ (value & max98088_access[reg].writable);
+ return 0;
+ } else {
+ return -EIO;
+ }
+}
+
+/* Write to the MAX98088 I2C register space */
+static int max98088_hw_write(struct snd_soc_codec *codec, unsigned int reg,
+ unsigned int value)
+{
+ u8 data[2];
+
+ data[0] = reg;
+ data[1] = value;
+ if (codec->hw_write(codec->control_data, data, 2) == 2)
+ return 0;
+ else
+ return -EIO;
+}
+
+/*
+ * For kernels compiled without unsigned long long int division
+ */
+unsigned long long int ulldiv(unsigned long long int dividend,
+ unsigned long long int divisor)
+{
+ unsigned long long int quotient = 0;
+ int shift = 1;
+
+ if (divisor == 0)
+ return 0;
+
+ /* result is 1.0 if divisor and dividend are equal */
+ if (divisor == dividend)
+ return 1;
+
+ /* Normalize divisor */
+ while (!(divisor & 0x8000000000000000ULL)) {
+ divisor <<= 1;
+ ++shift;
+ }
+
+ /* Shift and subtract */
+ while (shift--) {
+ quotient <<= 1;
+
+ if (divisor <= dividend) {
+ dividend -= divisor;
+ ++quotient;
+ }
+ divisor >>= 1;
+ }
+
+ /* Round up */
+ if (dividend > divisor)
+ ++quotient;
+
+ return quotient;
+}
+
+#define INA1_PGA_BIT 0x01
+#define INA2_PGA_BIT 0x02
+#define INB1_PGA_BIT 0x04
+#define INB2_PGA_BIT 0x08
+/*
+ * The INx1 and INx2 PGAs share a power control signal.
+ * This function OR's the two power events to keep an unpowered INx
+ * from turning off it's counterpart.
+ * The control names are used to identify the PGA.
+ */
+static int max98088_pga_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+ struct max98088_priv *max98088 = codec->private_data;
+ u8 *state = &max98088->power_state;
+ unsigned int val;
+ unsigned int pga;
+ unsigned int mask;
+
+ BUG_ON(w->reg != M98088_REG_4C_PWR_EN_IN);
+
+ if (strncmp(w->name, "INA1", 4) == 0) {
+ pga = INA1_PGA_BIT;
+ mask = INA1_PGA_BIT | INA2_PGA_BIT;
+ } else if (strncmp(w->name, "INA2", 4) == 0) {
+ pga = INA2_PGA_BIT;
+ mask = INA1_PGA_BIT | INA2_PGA_BIT;
+ } else if (strncmp(w->name, "INB1", 4) == 0) {
+ pga = INB1_PGA_BIT;
+ mask = INB1_PGA_BIT | INB2_PGA_BIT;
+ } else if (strncmp(w->name, "INB2", 4) == 0) {
+ pga = INB2_PGA_BIT;
+ mask = INB1_PGA_BIT | INB2_PGA_BIT;
+ } else {
+ return -EINVAL;
+ }
+
+ if (event == SND_SOC_DAPM_POST_PMU) {
+ /* ON */
+ *state |= pga;
+
+ /* Turn on, avoiding unnecessary writes */
+ val = max98088_read(codec, w->reg);
+ if (!(val & (1 << w->shift))) {
+ val |= (1 << w->shift);
+ max98088_write(codec, w->reg, val);
+ }
+ } else if (event == SND_SOC_DAPM_POST_PMD) {
+ /* OFF */
+ *state &= ~pga;
+
+ /* Turn off if both are off, avoiding unnecessary writes */
+ if (!(*state & mask)) {
+ val = max98088_read(codec, w->reg);
+ if (val & (1 << w->shift)) {
+ val &= ~(1 << w->shift);
+ max98088_write(codec, w->reg, val);
+ }
+ }
+ } else {
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/*
+ * Load equalizer DSP coefficient configurations registers
+ */
+void m98088_eq_band(struct snd_soc_codec *codec, unsigned int dai,
+ unsigned int band, u16 *coefs)
+{
+ unsigned int eq_reg;
+ unsigned int i;
+
+ if (band > 4)
+ return;
+
+ if (dai > 1)
+ return;
+
+ /* Load the base register address */
+ eq_reg = dai ? M98088_REG_84_DAI2_EQ_BASE : M98088_REG_52_DAI1_EQ_BASE;
+
+ /* Add the band address offset, note adjustment for word address */
+ eq_reg += band * (M98088_COEFS_PER_BAND << 1);
+
+ /* Step through the registers and coefs */
+ for (i = 0; i < M98088_COEFS_PER_BAND; i++) {
+ max98088_write(codec, eq_reg++, M98088_BYTE1(coefs[i]));
+ max98088_write(codec, eq_reg++, M98088_BYTE0(coefs[i]));
+ }
+
+ return;
+}
+
+/*
+ * Excursion limiter modes
+ */
+static const char *max98088_ex_mode[] = {
+ "Off",
+ "100Hz",
+ "400Hz",
+ "600Hz",
+ "800Hz",
+ "1000Hz",
+ "200-400Hz",
+ "400-600Hz",
+ "400-800Hz",
+ "user-400Hz",
+ "user-600Hz",
+ "user-800Hz",
+ "user-1000Hz"
+};
+
+static const unsigned int ex_mode_table[] = {
+ 0x00, /* disabled */
+ (0<<4)|3, /* 100Hz */
+ (1<<4)|0, /* 400Hz */
+ (2<<4)|0, /* 600Hz */
+ (3<<4)|0, /* 800Hz */
+ (4<<4)|0, /* 1000Hz */
+ (1<<4)|1, /* 200-400Hz */
+ (2<<4)|2, /* 400-600Hz */
+ (3<<4)|2, /* 400-800Hz */
+ (1<<4)|3, /* user-400Hz */
+ (2<<4)|3, /* user-600Hz */
+ (3<<4)|3, /* user-800Hz */
+ (4<<4)|3 /* user-1000Hz */
+};
+
+static const struct soc_enum max98088_ex_mode_enum[] = {
+ SOC_ENUM_SINGLE_EXT(13, max98088_ex_mode),
+};
+
+/*
+ * Excursion limiter mode - set mode
+ */
+static int max98088_ex_mode_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct max98088_priv *max98088 = codec->private_data;
+ unsigned int *mode = &max98088->ex_mode;
+
+ *mode = ucontrol->value.integer.value[0];
+
+ if (*mode <= ARRAY_SIZE(ex_mode_table))
+ max98088_write(codec, M98088_REG_41_SPKDHP,
+ ex_mode_table[*mode]);
+
+ return 0;
+}
+
+/*
+ * Excursion limiter mode - get mode
+ */
+static int max98088_ex_mode_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct max98088_priv *max98088 = codec->private_data;
+ unsigned int *mode = &max98088->ex_mode;
+
+ ucontrol->value.integer.value[0] = *mode;
+ return 0;
+}
+
+/*
+ * Load user programmable mode excursion limiter filter coefficients
+ */
+static void max98088_ex_resp_control(struct snd_soc_codec *codec,
+ int reg, u16 *param)
+{
+ max98088_write(codec, reg, M98088_BYTE1(param[0]));
+ max98088_write(codec, ++reg, M98088_BYTE0(param[0]));
+ max98088_write(codec, ++reg, M98088_BYTE1(param[1]));
+ max98088_write(codec, ++reg, M98088_BYTE0(param[1]));
+ max98088_write(codec, ++reg, M98088_BYTE1(param[2]));
+ max98088_write(codec, ++reg, M98088_BYTE0(param[2]));
+ max98088_write(codec, ++reg, M98088_BYTE1(param[3]));
+ max98088_write(codec, ++reg, M98088_BYTE0(param[3]));
+ max98088_write(codec, ++reg, M98088_BYTE1(param[4]));
+ max98088_write(codec, ++reg, M98088_BYTE0(param[4]));
+}
+
+static const char *max98088_hp_spk_mute[] = {"disable", "enable"};
+static const struct soc_enum max98088_hp_spk_mute_enum[] = {
+ SOC_ENUM_SINGLE_EXT(2, max98088_hp_spk_mute),
+};
+/* These defines correlate to the position of the like named value in
+ * max98088_hp_spk_mute[] */
+#define MAX98088_HP_SPK_MUTE_DISABLE 0
+#define MAX98088_HP_SPK_MUTE_ENABLE 1
+
+/*
+ * Mute the speaker
+ */
+static int max98088_spk_mute_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ u8 lReg = max98088_read(codec, M98088_REG_3D_LVL_SPK_L);
+ u8 rReg = max98088_read(codec, M98088_REG_3E_LVL_SPK_R);
+
+ if (MAX98088_HP_SPK_MUTE_ENABLE == ucontrol->value.integer.value[0]) {
+ lReg |= M98088_SP_MUTE;
+ rReg |= M98088_SP_MUTE;
+ } else {
+ lReg &= ~M98088_SP_MUTE;
+ rReg &= ~M98088_SP_MUTE;
+ }
+
+ max98088_write(codec, M98088_REG_3D_LVL_SPK_L, lReg);
+ max98088_write(codec, M98088_REG_3E_LVL_SPK_R, rReg);
+
+ return 0;
+}
+
+/*
+ * Get speaker mute status
+ */
+static int max98088_spk_mute_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ u8 reg = max98088_read(codec, M98088_REG_3D_LVL_SPK_L);
+
+ ucontrol->value.integer.value[0] = (reg & M98088_SP_MUTE) ? 1 : 0;
+
+ return 0;
+}
+
+/*
+ * Mute the headphone
+ */
+static int max98088_hp_mute_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ u8 lReg = max98088_read(codec, M98088_REG_39_LVL_HP_L);
+ u8 rReg = max98088_read(codec, M98088_REG_3A_LVL_HP_R);
+
+ if (MAX98088_HP_SPK_MUTE_ENABLE == ucontrol->value.integer.value[0]) {
+ lReg |= M98088_HP_MUTE;
+ rReg |= M98088_HP_MUTE;
+ } else {
+ lReg &= ~M98088_HP_MUTE;
+ rReg &= ~M98088_HP_MUTE;
+ }
+
+ max98088_write(codec, M98088_REG_39_LVL_HP_L, lReg);
+ max98088_write(codec, M98088_REG_3A_LVL_HP_R, rReg);
+
+ return 0;
+}
+
+/*
+ * Get current headphone mute status
+ */
+static int max98088_hp_mute_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ u8 reg = max98088_read(codec, M98088_REG_39_LVL_HP_L);
+
+ ucontrol->value.integer.value[0] = (reg & M98088_HP_MUTE) ? 1 : 0;
+
+ return 0;
+}
+
+/*
+ * Mute the receiver
+ */
+static int max98088_rec_mute_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ u8 lReg = max98088_read(codec, M98088_REG_3B_LVL_REC_L);
+ u8 rReg = max98088_read(codec, M98088_REG_3C_LVL_REC_R);
+
+ if (MAX98088_HP_SPK_MUTE_ENABLE == ucontrol->value.integer.value[0]) {
+ lReg |= M98088_REC_MUTE;
+ rReg |= M98088_REC_MUTE;
+ } else {
+ lReg &= ~M98088_REC_MUTE;
+ rReg &= ~M98088_REC_MUTE;
+ }
+
+ max98088_write(codec, M98088_REG_3B_LVL_REC_L, lReg);
+ max98088_write(codec, M98088_REG_3C_LVL_REC_R, rReg);
+
+ return 0;
+}
+
+/*
+ * Get current receiver mute status
+ */
+static int max98088_rec_mute_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ u8 reg = max98088_read(codec, M98088_REG_3B_LVL_REC_L);
+
+ ucontrol->value.integer.value[0] = (reg & M98088_REC_MUTE) ? 1 : 0;
+ return 0;
+}
+
+static const char *max98088_ex_thresh[] = { /* volts PP */
+ "0.6", "1.2", "1.8", "2.4", "3.0", "3.6", "4.2", "4.8"};
+static const struct soc_enum max98088_ex_thresh_enum[] = {
+ SOC_ENUM_SINGLE(M98088_REG_42_SPKDHP_THRESH, 0, 8,
+ max98088_ex_thresh),
+};
+
+static const char *max98088_fltr_mode[] = {"Voice", "Music" };
+static const struct soc_enum max98088_filter_mode_enum[] = {
+ SOC_ENUM_SINGLE(M98088_REG_18_DAI1_FILTERS, 7, 2, max98088_fltr_mode),
+};
+
+static const char *max98088_dai1_fltr[] = {
+ "Off", "fc=258/fs=16k", "fc=500/fs=16k",
+ "fc=258/fs=8k", "fc=500/fs=8k", "fc=200"};
+static const struct soc_enum max98088_dai1_dac_filter_enum[] = {
+ SOC_ENUM_SINGLE(M98088_REG_18_DAI1_FILTERS, 0, 6, max98088_dai1_fltr),
+};
+static const struct soc_enum max98088_dai1_adc_filter_enum[] = {
+ SOC_ENUM_SINGLE(M98088_REG_18_DAI1_FILTERS, 4, 6, max98088_dai1_fltr),
+};
+
+static const char *max98088_dcblk[] = {"Off", "On"};
+static const struct soc_enum max98088_dcblk_enum[] = {
+ SOC_ENUM_SINGLE(M98088_REG_20_DAI2_FILTERS, 0, 2, max98088_dcblk),
+};
+
+/* amixer controls (non-dapm) */
+static const struct snd_kcontrol_new max98088_snd_controls[] = {
+
+ /* analog output levels */
+
+ SOC_DOUBLE_R("Headphone volume", M98088_REG_39_LVL_HP_L,
+ M98088_REG_3A_LVL_HP_R, 0, 31, 0),
+ SOC_DOUBLE_R("Speaker volume", M98088_REG_3D_LVL_SPK_L,
+ M98088_REG_3E_LVL_SPK_R, 0, 31, 0),
+ SOC_DOUBLE_R("Receiver volume", M98088_REG_3B_LVL_REC_L,
+ M98088_REG_3C_LVL_REC_R, 0, 31, 0),
+
+ SOC_ENUM_EXT("Headphone mute", max98088_hp_spk_mute_enum,
+ max98088_hp_mute_get, max98088_hp_mute_set),
+ SOC_ENUM_EXT("Speaker mute", max98088_hp_spk_mute_enum,
+ max98088_spk_mute_get, max98088_spk_mute_set),
+ SOC_ENUM_EXT("Receiver mute", max98088_hp_spk_mute_enum,
+ max98088_rec_mute_get, max98088_rec_mute_set),
+
+ /* analog input levels */
+
+ SOC_SINGLE("MIC1 gain", M98088_REG_35_LVL_MIC1, 0, 31, 1),
+ SOC_SINGLE("MIC2 gain", M98088_REG_36_LVL_MIC2, 0, 31, 1),
+
+ SOC_SINGLE("MIC1 pre", M98088_REG_35_LVL_MIC1, 5, 3, 0),
+ SOC_SINGLE("MIC2 pre", M98088_REG_36_LVL_MIC2, 5, 3, 0),
+
+ SOC_SINGLE("INA gain", M98088_REG_37_LVL_INA, 0, 7, 1),
+ SOC_SINGLE("INB gain", M98088_REG_38_LVL_INB, 0, 7, 1),
+
+ /* ADC input digital gains and volume control */
+
+ SOC_SINGLE("ADCL volume", M98088_REG_33_LVL_ADC_L, 0, 15, 0),
+ SOC_SINGLE("ADCR volume", M98088_REG_34_LVL_ADC_R, 0, 15, 0),
+
+ SOC_SINGLE("ADCL gain", M98088_REG_33_LVL_ADC_L, 4, 3, 0),
+ SOC_SINGLE("ADCR gain", M98088_REG_34_LVL_ADC_R, 4, 3, 0),
+
+ /* equalizer */
+
+ SOC_SINGLE("EQ1 switch", M98088_REG_49_CFG_LEVEL, 0, 1, 0),
+ SOC_SINGLE("EQ2 switch", M98088_REG_49_CFG_LEVEL, 1, 1, 0),
+
+ /* excursion limiter */
+
+ SOC_ENUM_EXT("EX limiter mode", max98088_ex_mode_enum,
+ max98088_ex_mode_get, max98088_ex_mode_set),
+ SOC_ENUM("EX limiter threshold", max98088_ex_thresh_enum),
+
+ /* voice/music filters */
+
+ SOC_ENUM("DAI1 filter mode", max98088_filter_mode_enum),
+ SOC_ENUM("DAI1 DAC filter", max98088_dai1_dac_filter_enum),
+ SOC_ENUM("DAI1 ADC filter", max98088_dai1_adc_filter_enum),
+ SOC_ENUM("DAI2 DC block", max98088_dcblk_enum),
+
+ /* automatic level control (for both DAI1/DAI2) */
+
+ SOC_SINGLE("ALC switch", M98088_REG_43_SPKALC_COMP, 7, 1, 0),
+ SOC_SINGLE("ALC threshold", M98088_REG_43_SPKALC_COMP, 0, 7, 0),
+ SOC_SINGLE("ALC multiband", M98088_REG_43_SPKALC_COMP, 3, 1, 0),
+ SOC_SINGLE("ALC release time", M98088_REG_43_SPKALC_COMP, 4, 7, 0),
+
+ /* power limiter */
+
+ SOC_SINGLE("PWR limiter threshold", M98088_REG_44_PWRLMT_CFG,
+ 4, 15, 0),
+ SOC_SINGLE("PWR limiter weight", M98088_REG_44_PWRLMT_CFG, 0, 7, 0),
+ SOC_SINGLE("PWR limiter time1", M98088_REG_45_PWRLMT_TIME, 0, 15, 0),
+ SOC_SINGLE("PWR limiter time2", M98088_REG_45_PWRLMT_TIME, 4, 15, 0),
+
+ /* THD distortion limiter */
+
+ SOC_SINGLE("THD limiter thresh", M98088_REG_46_THDLMT_CFG, 4, 15, 0),
+ SOC_SINGLE("THD limiter time", M98088_REG_46_THDLMT_CFG, 0, 7, 0),
+};
+
+/* DAPM sub-tables of the main dapm_widgets */
+
+/* Left speaker mixer switch */
+static const struct snd_kcontrol_new max98088_left_speaker_mixer_controls[] = {
+ SOC_DAPM_SINGLE("Left DAC1", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC1", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0),
+ SOC_DAPM_SINGLE("Left DAC2", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC2", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0),
+ SOC_DAPM_SINGLE("MIC1", M98088_REG_2B_MIX_SPK_LEFT, 5, 1, 0),
+ SOC_DAPM_SINGLE("MIC2", M98088_REG_2B_MIX_SPK_LEFT, 6, 1, 0),
+ SOC_DAPM_SINGLE("INA1", M98088_REG_2B_MIX_SPK_LEFT, 1, 1, 0),
+ SOC_DAPM_SINGLE("INA2", M98088_REG_2B_MIX_SPK_LEFT, 2, 1, 0),
+ SOC_DAPM_SINGLE("INB1", M98088_REG_2B_MIX_SPK_LEFT, 3, 1, 0),
+ SOC_DAPM_SINGLE("INB2", M98088_REG_2B_MIX_SPK_LEFT, 4, 1, 0),
+};
+
+/* Right speaker mixer switch */
+static const struct snd_kcontrol_new max98088_right_speaker_mixer_controls[] = {
+ SOC_DAPM_SINGLE("Left DAC1", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC1", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0),
+ SOC_DAPM_SINGLE("Left DAC2", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC2", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0),
+ SOC_DAPM_SINGLE("MIC1", M98088_REG_2C_MIX_SPK_RIGHT, 5, 1, 0),
+ SOC_DAPM_SINGLE("MIC2", M98088_REG_2C_MIX_SPK_RIGHT, 6, 1, 0),
+ SOC_DAPM_SINGLE("INA1", M98088_REG_2C_MIX_SPK_RIGHT, 1, 1, 0),
+ SOC_DAPM_SINGLE("INA2", M98088_REG_2C_MIX_SPK_RIGHT, 2, 1, 0),
+ SOC_DAPM_SINGLE("INB1", M98088_REG_2C_MIX_SPK_RIGHT, 3, 1, 0),
+ SOC_DAPM_SINGLE("INB2", M98088_REG_2C_MIX_SPK_RIGHT, 4, 1, 0),
+};
+
+/* Left headphone mixer switch */
+static const struct snd_kcontrol_new max98088_left_hp_mixer_controls[] = {
+ SOC_DAPM_SINGLE("Left DAC1", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC1", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0),
+ SOC_DAPM_SINGLE("Left DAC2", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC2", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0),
+ SOC_DAPM_SINGLE("MIC1", M98088_REG_25_MIX_HP_LEFT, 5, 1, 0),
+ SOC_DAPM_SINGLE("MIC2", M98088_REG_25_MIX_HP_LEFT, 6, 1, 0),
+ SOC_DAPM_SINGLE("INA1", M98088_REG_25_MIX_HP_LEFT, 1, 1, 0),
+ SOC_DAPM_SINGLE("INA2", M98088_REG_25_MIX_HP_LEFT, 2, 1, 0),
+ SOC_DAPM_SINGLE("INB1", M98088_REG_25_MIX_HP_LEFT, 3, 1, 0),
+ SOC_DAPM_SINGLE("INB2", M98088_REG_25_MIX_HP_LEFT, 4, 1, 0),
+};
+
+/* Right headphone mixer switch */
+static const struct snd_kcontrol_new max98088_right_hp_mixer_controls[] = {
+ SOC_DAPM_SINGLE("Left DAC1", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC1", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0),
+ SOC_DAPM_SINGLE("Left DAC2", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC2", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0),
+ SOC_DAPM_SINGLE("MIC1", M98088_REG_26_MIX_HP_RIGHT, 5, 1, 0),
+ SOC_DAPM_SINGLE("MIC2", M98088_REG_26_MIX_HP_RIGHT, 6, 1, 0),
+ SOC_DAPM_SINGLE("INA1", M98088_REG_26_MIX_HP_RIGHT, 1, 1, 0),
+ SOC_DAPM_SINGLE("INA2", M98088_REG_26_MIX_HP_RIGHT, 2, 1, 0),
+ SOC_DAPM_SINGLE("INB1", M98088_REG_26_MIX_HP_RIGHT, 3, 1, 0),
+ SOC_DAPM_SINGLE("INB2", M98088_REG_26_MIX_HP_RIGHT, 4, 1, 0),
+};
+
+/* Left earpiece/receiver mixer switch */
+static const struct snd_kcontrol_new max98088_left_receiver_mixer_controls[] = {
+ SOC_DAPM_SINGLE("Left DAC1", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC1", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0),
+ SOC_DAPM_SINGLE("Left DAC2", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC2", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0),
+ SOC_DAPM_SINGLE("MIC1", M98088_REG_28_MIX_REC_LEFT, 5, 1, 0),
+ SOC_DAPM_SINGLE("MIC2", M98088_REG_28_MIX_REC_LEFT, 6, 1, 0),
+ SOC_DAPM_SINGLE("INA1", M98088_REG_28_MIX_REC_LEFT, 1, 1, 0),
+ SOC_DAPM_SINGLE("INA2", M98088_REG_28_MIX_REC_LEFT, 2, 1, 0),
+ SOC_DAPM_SINGLE("INB1", M98088_REG_28_MIX_REC_LEFT, 3, 1, 0),
+ SOC_DAPM_SINGLE("INB2", M98088_REG_28_MIX_REC_LEFT, 4, 1, 0),
+};
+
+/* Right earpiece/receiver mixer switch */
+static const struct snd_kcontrol_new max98088_right_rec_mixer_controls[] = {
+ SOC_DAPM_SINGLE("Left DAC1", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC1", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0),
+ SOC_DAPM_SINGLE("Left DAC2", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0),
+ SOC_DAPM_SINGLE("Right DAC2", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0),
+ SOC_DAPM_SINGLE("MIC1", M98088_REG_29_MIX_REC_RIGHT, 5, 1, 0),
+ SOC_DAPM_SINGLE("MIC2", M98088_REG_29_MIX_REC_RIGHT, 6, 1, 0),
+ SOC_DAPM_SINGLE("INA1", M98088_REG_29_MIX_REC_RIGHT, 1, 1, 0),
+ SOC_DAPM_SINGLE("INA2", M98088_REG_29_MIX_REC_RIGHT, 2, 1, 0),
+ SOC_DAPM_SINGLE("INB1", M98088_REG_29_MIX_REC_RIGHT, 3, 1, 0),
+ SOC_DAPM_SINGLE("INB2", M98088_REG_29_MIX_REC_RIGHT, 4, 1, 0),
+};
+
+/* Left ADC mixer switch */
+static const struct snd_kcontrol_new max98088_left_ADC_mixer_controls[] = {
+ SOC_DAPM_SINGLE("MIC1", M98088_REG_23_MIX_ADC_LEFT, 7, 1, 0),
+ SOC_DAPM_SINGLE("MIC2", M98088_REG_23_MIX_ADC_LEFT, 6, 1, 0),
+ SOC_DAPM_SINGLE("INA1", M98088_REG_23_MIX_ADC_LEFT, 3, 1, 0),
+ SOC_DAPM_SINGLE("INA2", M98088_REG_23_MIX_ADC_LEFT, 2, 1, 0),
+ SOC_DAPM_SINGLE("INB1", M98088_REG_23_MIX_ADC_LEFT, 1, 1, 0),
+ SOC_DAPM_SINGLE("INB2", M98088_REG_23_MIX_ADC_LEFT, 0, 1, 0),
+};
+
+/* Right ADC mixer switch */
+static const struct snd_kcontrol_new max98088_right_ADC_mixer_controls[] = {
+ SOC_DAPM_SINGLE("MIC1", M98088_REG_24_MIX_ADC_RIGHT, 7, 1, 0),
+ SOC_DAPM_SINGLE("MIC2", M98088_REG_24_MIX_ADC_RIGHT, 6, 1, 0),
+ SOC_DAPM_SINGLE("INA1", M98088_REG_24_MIX_ADC_RIGHT, 3, 1, 0),
+ SOC_DAPM_SINGLE("INA2", M98088_REG_24_MIX_ADC_RIGHT, 2, 1, 0),
+ SOC_DAPM_SINGLE("INB1", M98088_REG_24_MIX_ADC_RIGHT, 1, 1, 0),
+ SOC_DAPM_SINGLE("INB2", M98088_REG_24_MIX_ADC_RIGHT, 0, 1, 0),
+};
+
+static int max98088_hp_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+ u16 status;
+
+ BUG_ON(event != SND_SOC_DAPM_PRE_PMD);
+
+ /* powering down headphone gracefully */
+ status = max98088_read(codec, M98088_REG_4D_PWR_EN_OUT);
+ if ((status & M98088_HPEN) == M98088_HPEN) {
+ max98088_hw_write(codec, M98088_REG_4D_PWR_EN_OUT,
+ (status & ~M98088_HPEN));
+ }
+ schedule_timeout_interruptible(msecs_to_jiffies(20));
+
+ return 0;
+}
+
+/* DAPM widgets top level */
+static const struct snd_soc_dapm_widget max98088_dapm_widgets[] = {
+
+ SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 1, 0),
+ SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 0, 0),
+
+ SND_SOC_DAPM_DAC("DACL1", "HiFi Playback",
+ M98088_REG_4D_PWR_EN_OUT, 1, 0),
+ SND_SOC_DAPM_DAC("DACR1", "HiFi Playback",
+ M98088_REG_4D_PWR_EN_OUT, 0, 0),
+ SND_SOC_DAPM_DAC("DACL2", "Aux Playback",
+ M98088_REG_4D_PWR_EN_OUT, 1, 0),
+ SND_SOC_DAPM_DAC("DACR2", "Aux Playback",
+ M98088_REG_4D_PWR_EN_OUT, 0, 0),
+
+ SND_SOC_DAPM_PGA_E("HP Left Out", M98088_REG_4D_PWR_EN_OUT,
+ 7, 0, NULL, 0, max98088_hp_event, SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_PGA_E("HP Right Out", M98088_REG_4D_PWR_EN_OUT,
+ 6, 0, NULL, 0, max98088_hp_event, SND_SOC_DAPM_PRE_PMD),
+
+ SND_SOC_DAPM_PGA("SPK Left Out", M98088_REG_4D_PWR_EN_OUT,
+ 5, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("SPK Right Out", M98088_REG_4D_PWR_EN_OUT,
+ 4, 0, NULL, 0),
+
+ SND_SOC_DAPM_PGA("REC Left Out", M98088_REG_4D_PWR_EN_OUT,
+ 3, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("REC Right Out", M98088_REG_4D_PWR_EN_OUT,
+ 2, 0, NULL, 0),
+
+ SND_SOC_DAPM_MIXER("Left HP Mixer", SND_SOC_NOPM, 0, 0,
+ &max98088_left_hp_mixer_controls[0],
+ ARRAY_SIZE(max98088_left_hp_mixer_controls)),
+
+ SND_SOC_DAPM_MIXER("Right HP Mixer", SND_SOC_NOPM, 0, 0,
+ &max98088_right_hp_mixer_controls[0],
+ ARRAY_SIZE(max98088_right_hp_mixer_controls)),
+
+ SND_SOC_DAPM_MIXER("Left SPK Mixer", SND_SOC_NOPM, 0, 0,
+ &max98088_left_speaker_mixer_controls[0],
+ ARRAY_SIZE(max98088_left_speaker_mixer_controls)),
+
+ SND_SOC_DAPM_MIXER("Right SPK Mixer", SND_SOC_NOPM, 0, 0,
+ &max98088_right_speaker_mixer_controls[0],
+ ARRAY_SIZE(max98088_right_speaker_mixer_controls)),
+
+ SND_SOC_DAPM_MIXER("Left REC Mixer", SND_SOC_NOPM, 0, 0,
+ &max98088_left_receiver_mixer_controls[0],
+ ARRAY_SIZE(max98088_left_receiver_mixer_controls)),
+
+ SND_SOC_DAPM_MIXER("Right REC Mixer", SND_SOC_NOPM, 0, 0,
+ &max98088_right_rec_mixer_controls[0],
+ ARRAY_SIZE(max98088_right_rec_mixer_controls)),
+
+ SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
+ &max98088_left_ADC_mixer_controls[0],
+ ARRAY_SIZE(max98088_left_ADC_mixer_controls)),
+
+ SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
+ &max98088_right_ADC_mixer_controls[0],
+ ARRAY_SIZE(max98088_right_ADC_mixer_controls)),
+
+ SND_SOC_DAPM_PGA_E("INA1 Input", M98088_REG_4C_PWR_EN_IN,
+ 7, 0, NULL, 0, max98088_pga_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_PGA_E("INA2 Input", M98088_REG_4C_PWR_EN_IN,
+ 7, 0, NULL, 0, max98088_pga_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_PGA_E("INB1 Input", M98088_REG_4C_PWR_EN_IN,
+ 6, 0, NULL, 0, max98088_pga_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_PGA_E("INB2 Input", M98088_REG_4C_PWR_EN_IN,
+ 6, 0, NULL, 0, max98088_pga_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_MICBIAS("Mic Bias", M98088_REG_4C_PWR_EN_IN, 3, 0),
+
+ SND_SOC_DAPM_OUTPUT("HPL"),
+ SND_SOC_DAPM_OUTPUT("HPR"),
+ SND_SOC_DAPM_OUTPUT("SPKL"),
+ SND_SOC_DAPM_OUTPUT("SPKR"),
+ SND_SOC_DAPM_OUTPUT("RECL"),
+ SND_SOC_DAPM_OUTPUT("RECR"),
+
+ SND_SOC_DAPM_INPUT("MIC1"),
+ SND_SOC_DAPM_INPUT("MIC2"),
+ SND_SOC_DAPM_INPUT("INA1"),
+ SND_SOC_DAPM_INPUT("INA2"),
+ SND_SOC_DAPM_INPUT("INB1"),
+ SND_SOC_DAPM_INPUT("INB2"),
+};
+
+/* DAPM AUDIO_MAP: */
+static const struct snd_soc_dapm_route audio_map[] = {
+ /* Left headphone output mixer */
+ {"Left HP Mixer", "Left DAC1", "DACL1"},
+ {"Left HP Mixer", "Left DAC2", "DACL2"},
+ {"Left HP Mixer", "Right DAC1", "DACR1"},
+ {"Left HP Mixer", "Right DAC2", "DACR2"},
+ {"Left HP Mixer", "MIC1", "Mic Bias"},
+ {"Left HP Mixer", "MIC2", "Mic Bias"},
+ {"Left HP Mixer", "INA1", "INA1 Input"},
+ {"Left HP Mixer", "INA2", "INA2 Input"},
+ {"Left HP Mixer", "INB1", "INB1 Input"},
+ {"Left HP Mixer", "INB2", "INB2 Input"},
+
+ /* Right headphone output mixer */
+ {"Right HP Mixer", "Left DAC1", "DACL1"},
+ {"Right HP Mixer", "Left DAC2", "DACL2" },
+ {"Right HP Mixer", "Right DAC1", "DACR1"},
+ {"Right HP Mixer", "Right DAC2", "DACR2"},
+ {"Right HP Mixer", "MIC1", "Mic Bias"},
+ {"Right HP Mixer", "MIC2", "Mic Bias"},
+ {"Right HP Mixer", "INA1", "INA1 Input"},
+ {"Right HP Mixer", "INA2", "INA2 Input"},
+ {"Right HP Mixer", "INB1", "INB1 Input"},
+ {"Right HP Mixer", "INB2", "INB2 Input"},
+
+ /* Left speaker output mixer */
+ {"Left SPK Mixer", "Left DAC1", "DACL1"},
+ {"Left SPK Mixer", "Left DAC2", "DACL2"},
+ {"Left SPK Mixer", "Right DAC1", "DACR1"},
+ {"Left SPK Mixer", "Right DAC2", "DACR2"},
+ {"Left SPK Mixer", "MIC1", "Mic Bias"},
+ {"Left SPK Mixer", "MIC2", "Mic Bias"},
+ {"Left SPK Mixer", "INA1", "INA1 Input"},
+ {"Left SPK Mixer", "INA2", "INA2 Input"},
+ {"Left SPK Mixer", "INB1", "INB1 Input"},
+ {"Left SPK Mixer", "INB2", "INB2 Input"},
+
+ /* Right speaker output mixer */
+ {"Right SPK Mixer", "Left DAC1", "DACL1"},
+ {"Right SPK Mixer", "Left DAC2", "DACL2"},
+ {"Right SPK Mixer", "Right DAC1", "DACR1"},
+ {"Right SPK Mixer", "Right DAC2", "DACR2"},
+ {"Right SPK Mixer", "MIC1", "Mic Bias"},
+ {"Right SPK Mixer", "MIC2", "Mic Bias"},
+ {"Right SPK Mixer", "INA1", "INA1 Input"},
+ {"Right SPK Mixer", "INA2", "INA2 Input"},
+ {"Right SPK Mixer", "INB1", "INB1 Input"},
+ {"Right SPK Mixer", "INB2", "INB2 Input"},
+
+ /* Earpiece/Receiver output mixer */
+ {"Left REC Mixer", "Left DAC1", "DACL1"},
+ {"Left REC Mixer", "Left DAC2", "DACL2"},
+ {"Left REC Mixer", "Right DAC1", "DACR1"},
+ {"Left REC Mixer", "Right DAC2", "DACR2"},
+ {"Left REC Mixer", "MIC1", "Mic Bias"},
+ {"Left REC Mixer", "MIC2", "Mic Bias"},
+ {"Left REC Mixer", "INA1", "INA1 Input"},
+ {"Left REC Mixer", "INA2", "INA2 Input"},
+ {"Left REC Mixer", "INB1", "INB1 Input"},
+ {"Left REC Mixer", "INB2", "INB2 Input"},
+
+ /* Earpiece/Receiver output mixer */
+ {"Right REC Mixer", "Left DAC1", "DACL1"},
+ {"Right REC Mixer", "Left DAC2", "DACL2"},
+ {"Right REC Mixer", "Right DAC1", "DACR1"},
+ {"Right REC Mixer", "Right DAC2", "DACR2"},
+ {"Right REC Mixer", "MIC1", "Mic Bias"},
+ {"Right REC Mixer", "MIC2", "Mic Bias"},
+ {"Right REC Mixer", "INA1", "INA1 Input"},
+ {"Right REC Mixer", "INA2", "INA2 Input"},
+ {"Right REC Mixer", "INB1", "INB1 Input"},
+ {"Right REC Mixer", "INB2", "INB2 Input"},
+
+ {"HP Left Out", NULL, "Left HP Mixer"},
+ {"HP Right Out", NULL, "Right HP Mixer"},
+ {"SPK Left Out", NULL, "Left SPK Mixer"},
+ {"SPK Right Out", NULL, "Right SPK Mixer"},
+ {"REC Left Out", NULL, "Left REC Mixer"},
+ {"REC Right Out", NULL, "Right REC Mixer"},
+
+ {"HPL", NULL, "HP Left Out"},
+ {"HPR", NULL, "HP Right Out"},
+ {"SPKL", NULL, "SPK Left Out"},
+ {"SPKR", NULL, "SPK Right Out"},
+ {"RECL", NULL, "REC Left Out"},
+ {"RECR", NULL, "REC Right Out"},
+
+ /* Left ADC input mixer */
+ {"Left ADC Mixer", "MIC1", "Mic Bias"},
+ {"Left ADC Mixer", "MIC2", "Mic Bias"},
+ {"Left ADC Mixer", "INA1", "INA1 Input"},
+ {"Left ADC Mixer", "INA2", "INA2 Input"},
+ {"Left ADC Mixer", "INB1", "INB1 Input"},
+ {"Left ADC Mixer", "INB2", "INB2 Input"},
+
+ /* Right ADC input mixer */
+ {"Right ADC Mixer", "MIC1", "Mic Bias"},
+ {"Right ADC Mixer", "MIC2", "Mic Bias"},
+ {"Right ADC Mixer", "INA1", "INA1 Input"},
+ {"Right ADC Mixer", "INA2", "INA2 Input"},
+ {"Right ADC Mixer", "INB1", "INB1 Input"},
+ {"Right ADC Mixer", "INB2", "INB2 Input"},
+
+ /* inputs */
+ {"ADCL", NULL, "Left ADC Mixer"},
+ {"ADCR", NULL, "Right ADC Mixer"},
+
+ {"INA1 Input", NULL, "INA1"},
+ {"INA2 Input", NULL, "INA2"},
+ {"INB1 Input", NULL, "INB1"},
+ {"INB2 Input", NULL, "INB2"},
+
+ {"Mic Bias", NULL, "MIC1"},
+ {"Mic Bias", NULL, "MIC2"},
+};
+
+/*
+ * Add widgets
+ */
+static int max98088_add_widgets(struct snd_soc_codec *codec)
+{
+ snd_soc_dapm_new_controls(codec, max98088_dapm_widgets,
+ ARRAY_SIZE(max98088_dapm_widgets));
+
+ /* set up audio path interconnects */
+ snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
+
+ snd_soc_dapm_new_widgets(codec);
+ return 0;
+}
+
+/*
+ * Setup DAI1 format
+ */
+static int max98088_dai1_set_fmt(struct snd_soc_dai *codec_dai,
+ unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_cdata *cdata;
+ u8 regval;
+
+ cdata = &max98088->dai[0];
+
+ if (fmt != cdata->fmt) {
+ cdata->fmt = fmt;
+
+ /* DAI clock master/slave wrt the codec */
+ switch (fmt & SND_SOC_DAIFMT_CBS_CFS) {
+ case SND_SOC_DAIFMT_CBS_CFS: /* codec clk & frm slave */
+ /* MAS: slave */
+ snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+ M98088_DAI_MAS, 0);
+ /* slave mode PLL */
+ max98088_write(codec, M98088_REG_12_DAI1_CLKCFG_HI,
+ 0x80);
+ max98088_write(codec, M98088_REG_13_DAI1_CLKCFG_LO,
+ 0x00);
+ break;
+ case SND_SOC_DAIFMT_CBM_CFM: /* codec clk, frm master */
+ /* MAS: master */
+ snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+ 0, M98088_DAI_MAS);
+ break;
+ case SND_SOC_DAIFMT_CBS_CFM: /* codec clk slv, frm mas */
+ case SND_SOC_DAIFMT_CBM_CFS: /* codec clk mas, frm slv */
+ dev_err(codec->dev, "Clock mode unsupported");
+ return -EINVAL;;
+ }
+
+ /* I2S or TDM */
+ if ((fmt & SND_SOC_DAIFMT_I2S) == SND_SOC_DAIFMT_I2S) {
+ /* TDM: I2S */
+ snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+ M98088_DAI_TDM, 0);
+ } else {
+ /* TDM: PCM/TDM */
+ snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+ 0, M98088_DAI_TDM);
+ }
+
+ /* DAI hardware signal inversions */
+ switch (fmt & SND_SOC_DAIFMT_NB_NF) {
+ case SND_SOC_DAIFMT_NB_NF:
+ /* BCI: normal bclk (rise) */
+ /* WCI: normal frame */
+ snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+ M98088_DAI_BCI|M98088_DAI_WCI, 0);
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ /* BCI: normal bclk (rise) */
+ /* WCI: invert frame */
+ snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+ M98088_DAI_BCI, M98088_DAI_WCI);
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ /* BCI: invert bclk (fall) */
+ /* WCI: normal frame */
+ snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+ M98088_DAI_WCI, M98088_DAI_BCI);
+ break;
+ case SND_SOC_DAIFMT_IB_IF:
+ /* BCI: invert bclk (fall) */
+ /* WCI: invert frame */
+ snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+ 0, M98088_DAI_BCI|M98088_DAI_WCI);
+ break;
+ }
+
+ regval = (1<<0); /* BSEL : 64*LRCLK (for master mode only) */
+ if (max98088->digmic_mode)
+ regval |= (1<<6); /* OSR : oversample ratio */
+ max98088_write(codec, M98088_REG_15_DAI1_CLOCK, regval);
+
+ max98088_write(codec, M98088_REG_16_DAI1_IOCFG,
+ (1<<6) | /* SEL : map DAI1 to S1 */
+ (0<<5) | /* LTEN : ADC->DAC loop-through enable */
+ (0<<4) | /* LBEN : loopback (0=disable, 1=enable) */
+ (0<<3) | /* DMONO : DAC SDIN (0=stereo, 1=mono) */
+ (0<<2) | /* HIZOFF : ADC SDOUT (0=HiZ, 1=Drive) */
+ (1<<1) | /* SDOEN : serial data out ENABLE */
+ (1<<0)); /* SDIEN : serial data in ENABLE */
+
+ max98088_write(codec, M98088_REG_17_DAI1_TDM,
+ (0<<6) | /* SLOTL : L in 1st slot */
+ (1<<4) | /* SLOTR : R in 2nd slot */
+ (0<<0)); /* SLOTDLY : no delay */
+ }
+
+ return 0;
+}
+
+/*
+ * Setup DAI2 format
+ */
+static int max98088_dai2_set_fmt(struct snd_soc_dai *codec_dai,
+ unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_cdata *cdata;
+
+ cdata = &max98088->dai[1];
+
+ if (fmt != cdata->fmt) {
+ cdata->fmt = fmt;
+
+ /* DAI clock master/slave wrt the codec */
+ switch (fmt & SND_SOC_DAIFMT_CBS_CFS) {
+ case SND_SOC_DAIFMT_CBS_CFS: /* codec clk & frm slave */
+ /* MAS: slave */
+ snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+ M98088_DAI_MAS, 0);
+ /* slave mode PLL */
+ max98088_write(codec, M98088_REG_1A_DAI2_CLKCFG_HI,
+ 0x80);
+ max98088_write(codec, M98088_REG_1B_DAI2_CLKCFG_LO,
+ 0x00);
+ break;
+ case SND_SOC_DAIFMT_CBM_CFM: /* codec clk & frm master */
+ /* MAS: master */
+ snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+ 0, M98088_DAI_MAS);
+ break;
+ case SND_SOC_DAIFMT_CBS_CFM: /* codec clk slv & frm mas */
+ case SND_SOC_DAIFMT_CBM_CFS: /* codec clk mas & frm slv */
+ dev_err(codec->dev, "Clock mode unsupported");
+ return -EINVAL;;
+ }
+
+ /* I2S or TDM */
+ if ((fmt & SND_SOC_DAIFMT_I2S) == SND_SOC_DAIFMT_I2S) {
+ /* TDM: I2S */
+ snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+ M98088_DAI_TDM, 0);
+ } else {
+ /* TDM: PCM/TDM */
+ snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+ 0, M98088_DAI_TDM);
+ }
+
+ /* DAI hardware signal inversions */
+ switch (fmt & SND_SOC_DAIFMT_NB_NF) {
+ case SND_SOC_DAIFMT_NB_NF:
+ /* BCI: normal bclk (rise) */
+ /* WCI: normal frame */
+ snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+ M98088_DAI_BCI|M98088_DAI_WCI, 0);
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ /* BCI: normal bclk (rise) */
+ /* WCI: invert frame */
+ snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+ M98088_DAI_BCI, M98088_DAI_WCI);
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ /* BCI: invert bclk (fall) */
+ /* WCI: normal frame */
+ snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+ M98088_DAI_WCI, M98088_DAI_BCI);
+ break;
+ case SND_SOC_DAIFMT_IB_IF:
+ /* BCI: invert bclk (fall) */
+ /* WCI: invert frame */
+ snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+ 0, M98088_DAI_BCI|M98088_DAI_WCI);
+ break;
+ }
+
+ max98088_write(codec, M98088_REG_1D_DAI2_CLOCK,
+ (1<<0)); /* BSEL: 64*LRCLK (for master mode only) */
+
+ max98088_write(codec, M98088_REG_1E_DAI2_IOCFG,
+ (2<<6) | /* SEL : map DAI2 to S2 */
+ (0<<4) | /* LBEN : loopback (0=disable) */
+ (0<<3) | /* DMONO : DAC SDIN input */
+ (0<<2) | /* HIZOFF : ADC SDOUT (0=HiZ, 1=Drive) */
+ (1<<1) | /* SDOEN : serial data out ENABLE */
+ (1<<0)); /* SDIEN : serial data in ENABLE */
+
+ max98088_write(codec, M98088_REG_1F_DAI2_TDM,
+ (0<<6) | /* SLOTL : L in 1st slot */
+ (1<<4) | /* SLOTR : R in 2nd slot */
+ (0<<0)); /* SLOTDLY : no delay */
+ }
+
+ return 0;
+}
+
+static int max98088_dai_set_sysclk(struct snd_soc_dai *dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct max98088_priv *max98088 = codec->private_data;
+
+ if (freq != max98088->sysclk) {
+ max98088->sysclk = freq; /* remember current sysclk */
+
+ /* setup clocks for slave mode, and using the PLL
+ * PSCLK = 0x01 (when master clk is 10MHz to 20MHz)
+ * 0x02 (when master clk is 20MHz to 30MHz)..
+ */
+ if ((freq >= 10000000) && (freq < 20000000)) {
+ max98088_write(codec, M98088_REG_10_SYS_CLK, 0x10);
+ } else if ((freq >= 20000000) && (freq < 30000000)) {
+ max98088_write(codec, M98088_REG_10_SYS_CLK, 0x20);
+ } else {
+ dev_err(codec->dev, "Invalid master clock frequency\n");
+ return -EINVAL;
+ }
+
+ /* If codec is currently running, toggle reset */
+ if (max98088_read(codec, M98088_REG_51_PWR_SYS)
+ & M98088_SHDNRUN) {
+ snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS,
+ M98088_SHDNRUN, 0);
+ snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS,
+ 0, M98088_SHDNRUN);
+ }
+ }
+
+ dev_dbg(dai->dev, "Clock source is %d at %uHz\n", clk_id, freq);
+
+ max98088->sysclk = freq;
+ return 0;
+}
+
+
+struct rate_table_struct {
+ u32 rate;
+ u8 sr1;
+};
+
+/* codec mclk clock divider coefficients */
+static const struct rate_table_struct rate_table[] = {
+ {8000, 0x1},
+ {11025, 0x2},
+ {16000, 0x3},
+ {22050, 0x4},
+ {24000, 0x5},
+ {32000, 0x6},
+ {44100, 0x7},
+ {48000, 0x8},
+ {88200, 0x9},
+ {96000, 0xA},
+};
+
+static inline int rate_index(int rate)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(rate_table); i++) {
+ if (rate_table[i].rate >= rate)
+ return i;
+ }
+ return 0;
+}
+
+/* Setup hw params and sample rate */
+static int max98088_dai1_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_cdata *cdata;
+ unsigned int rate;
+ u8 reg11val;
+ u16 ni;
+
+ cdata = &max98088->dai[0];
+
+ rate = params_rate(params);
+
+ /* data 16/24 bit width */
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ /* WS: 16bit */
+ snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+ M98088_DAI_WS, 0);
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ /* WS: 24bit */
+ snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+ 0, M98088_DAI_WS);
+ break;
+ }
+
+ snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0);
+
+ if (rate != cdata->rate) {
+ /* set DAI1 SR1 value for the DSP; FREQ1:0=anyclock */
+ reg11val = (rate_table[rate_index(rate)].sr1 << 4) | 0;
+ max98088_write(codec, M98088_REG_11_DAI1_CLKMODE, reg11val);
+ cdata->rate = rate;
+ }
+
+ /* Configure NI when operating as master */
+ if (max98088_read(codec, M98088_REG_14_DAI1_FORMAT)
+ & M98088_DAI_MAS) {
+ BUG_ON(max98088->sysclk == 0);
+ ni = (u16)ulldiv(65536ULL * (rate < 50000 ? 96ULL : 48ULL)
+ * (unsigned long long int)rate,
+ (unsigned long long int)max98088->sysclk);
+ max98088_write(codec, M98088_REG_12_DAI1_CLKCFG_HI,
+ (ni >> 8) & 0x7f);
+ max98088_write(codec, M98088_REG_13_DAI1_CLKCFG_LO,
+ ni & 0xff);
+ }
+
+ /* Update sample rate mode */
+ if (rate < 50000)
+ snd_soc_update_bits(codec, M98088_REG_18_DAI1_FILTERS,
+ (1<<3), 0);
+ else
+ snd_soc_update_bits(codec, M98088_REG_18_DAI1_FILTERS,
+ 0, (1<<3));
+
+ snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, 0, M98088_SHDNRUN);
+
+ return 0;
+}
+
+/* Setup hw params and sample rate */
+static int max98088_dai2_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_cdata *cdata;
+ unsigned int rate;
+ u8 reg19val;
+ u16 ni;
+
+ cdata = &max98088->dai[1];
+
+ rate = params_rate(params);
+
+ /* data 16/24 bit width */
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ /* WS: 16bit */
+ snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+ M98088_DAI_WS, 0);
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ /* WS: 24bit */
+ snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+ 0, M98088_DAI_WS);
+ break;
+ }
+
+ snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0);
+
+ if (rate != cdata->rate) {
+ /* set DAI2 SR2 value for the DSP; FREQ1:0=anyclock */
+ reg19val = (rate_table[rate_index(rate)].sr1 << 4) | 0;
+ max98088_write(codec, M98088_REG_19_DAI2_CLKMODE, reg19val);
+ cdata->rate = rate;
+ }
+
+ /* Configure NI when operating as master */
+ if (max98088_read(codec, M98088_REG_1C_DAI2_FORMAT)
+ & M98088_DAI_MAS) {
+ BUG_ON(max98088->sysclk == 0);
+ ni = (u16)ulldiv(65536ULL * (rate < 50000 ? 96ULL : 48ULL)
+ * (unsigned long long int)rate,
+ (unsigned long long int)max98088->sysclk);
+ max98088_write(codec, M98088_REG_1A_DAI2_CLKCFG_HI,
+ (ni >> 8) & 0x7f);
+ max98088_write(codec, M98088_REG_1B_DAI2_CLKCFG_LO,
+ ni & 0xff);
+ }
+
+ /* Update sample rate mode */
+ if (rate < 50000)
+ snd_soc_update_bits(codec, M98088_REG_20_DAI2_FILTERS,
+ (1<<3), 0);
+ else
+ snd_soc_update_bits(codec, M98088_REG_20_DAI2_FILTERS,
+ 0, (1<<3));
+
+ snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, 0, M98088_SHDNRUN);
+
+ return 0;
+}
+
+static void max98088_sync_cache(struct snd_soc_codec *codec)
+{
+ struct max98088_priv *max98088 = codec->private_data;
+ int i;
+
+ /* write back cached values if they're writeable and
+ * different from the hardware default.
+ */
+ for (i = 1; i < ARRAY_SIZE(max98088->reg_cache); i++) {
+ if (!max98088_access[i].writable)
+ continue;
+
+ if (max98088->reg_cache[i] == max98088_reg[i])
+ continue;
+
+ snd_soc_write(codec, i, max98088->reg_cache[i]);
+ }
+}
+
+static int max98088_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+{
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ max98088_write(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN);
+ break;
+
+ case SND_SOC_BIAS_PREPARE:
+ max98088_write(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN);
+ break;
+
+ case SND_SOC_BIAS_STANDBY:
+ max98088_sync_cache(codec);
+ max98088_write(codec, M98088_REG_51_PWR_SYS,
+ M98088_SHDNRUN|M98088_PWRSV);
+ break;
+ case SND_SOC_BIAS_OFF:
+ max98088_write(codec, M98088_REG_51_PWR_SYS, M98088_PWRSV);
+ break;
+ }
+ codec->bias_level = level;
+ return 0;
+}
+
+#define MAX98088_RATES SNDRV_PCM_RATE_8000_96000
+#define MAX98088_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
+
+static struct snd_soc_dai_ops max98088_dai1_ops = {
+ .set_sysclk = max98088_dai_set_sysclk,
+ .set_fmt = max98088_dai1_set_fmt,
+ .hw_params = max98088_dai1_hw_params,
+};
+
+static struct snd_soc_dai_ops max98088_dai2_ops = {
+ .set_sysclk = max98088_dai_set_sysclk,
+ .set_fmt = max98088_dai2_set_fmt,
+ .hw_params = max98088_dai2_hw_params,
+};
+
+struct snd_soc_dai max98088_dai[] = {
+{
+ .name = "HiFi",
+ .playback = {
+ .stream_name = "HiFi Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = MAX98088_RATES,
+ .formats = MAX98088_FORMATS,
+ },
+ .capture = {
+ .stream_name = "HiFi Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = MAX98088_RATES,
+ .formats = MAX98088_FORMATS,
+ },
+ .ops = &max98088_dai1_ops,
+},
+{
+ .name = "Aux",
+ .playback = {
+ .stream_name = "Aux Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = MAX98088_RATES,
+ .formats = MAX98088_FORMATS,
+ },
+ .ops = &max98088_dai2_ops,
+}
+};
+EXPORT_SYMBOL_GPL(max98088_dai);
+
+
+static void max98088_setup_eq1(struct snd_soc_codec *codec)
+{
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_eq_cfg *coef_set;
+ int best, best_val, save, i, sel, fs;
+ struct max98088_cdata *cdata;
+
+ cdata = &max98088->dai[0];
+
+ if (!pdata || !cdata->eq_textcnt)
+ return;
+
+ /* Find the selected configuration with nearest sample rate */
+ fs = cdata->rate;
+ sel = cdata->eq_sel;
+
+ best = 0;
+ best_val = INT_MAX;
+ for (i = 0; i < pdata->eq1_cfgcnt; i++) {
+ if (strcmp(pdata->eq1_cfg[i].name, cdata->eq_texts[sel]) == 0 &&
+ abs(pdata->eq1_cfg[i].rate - fs) < best_val) {
+ best = i;
+ best_val = abs(pdata->eq1_cfg[i].rate - fs);
+ }
+ }
+
+ dev_dbg(codec->dev, "Selected %s/%dHz for %dHz sample rate\n",
+ pdata->eq1_cfg[best].name,
+ pdata->eq1_cfg[best].rate, fs);
+
+ /* Disable EQ while configuring, and save current on/off state */
+ save = snd_soc_read(codec, M98088_REG_49_CFG_LEVEL);
+ snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, 0);
+
+ coef_set = &pdata->eq1_cfg[sel];
+
+ m98088_eq_band(codec, 0, 0, coef_set->band1);
+ m98088_eq_band(codec, 0, 1, coef_set->band2);
+ m98088_eq_band(codec, 0, 2, coef_set->band3);
+ m98088_eq_band(codec, 0, 3, coef_set->band4);
+ m98088_eq_band(codec, 0, 4, coef_set->band5);
+
+ /* restore original on/off state */
+ snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, save);
+}
+
+static void max98088_setup_eq2(struct snd_soc_codec *codec)
+{
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_eq_cfg *coef_set;
+ int best, best_val, save, i, sel, fs;
+ struct max98088_cdata *cdata;
+
+ cdata = &max98088->dai[1];
+
+ if (!pdata || !cdata->eq_textcnt)
+ return;
+
+ /* Find the selected configuration with nearest sample rate */
+ fs = cdata->rate;
+
+ sel = cdata->eq_sel;
+ best = 0;
+ best_val = INT_MAX;
+ for (i = 0; i < pdata->eq2_cfgcnt; i++) {
+ if (strcmp(pdata->eq2_cfg[i].name, cdata->eq_texts[sel]) == 0 &&
+ abs(pdata->eq2_cfg[i].rate - fs) < best_val) {
+ best = i;
+ best_val = abs(pdata->eq2_cfg[i].rate - fs);
+ }
+ }
+
+ dev_dbg(codec->dev, "Selected %s/%dHz for %dHz sample rate\n",
+ pdata->eq2_cfg[best].name,
+ pdata->eq2_cfg[best].rate, fs);
+
+ /* Disable EQ while configuring, and save current on/off state */
+ save = snd_soc_read(codec, M98088_REG_49_CFG_LEVEL);
+ snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN, 0);
+
+ coef_set = &pdata->eq2_cfg[sel];
+
+ m98088_eq_band(codec, 1, 0, coef_set->band1);
+ m98088_eq_band(codec, 1, 1, coef_set->band2);
+ m98088_eq_band(codec, 1, 2, coef_set->band3);
+ m98088_eq_band(codec, 1, 3, coef_set->band4);
+ m98088_eq_band(codec, 1, 4, coef_set->band5);
+
+ /* restore original on/off state */
+ snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN,
+ save);
+}
+
+
+static int max98088_put_eq1_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_cdata *cdata;
+ int sel = ucontrol->value.integer.value[0];
+
+ cdata = &max98088->dai[0];
+
+ if (sel >= pdata->eq1_cfgcnt)
+ return -EINVAL;
+
+ cdata->eq_sel = sel;
+ max98088_setup_eq1(codec);
+ return 0;
+}
+
+static int max98088_put_eq2_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_cdata *cdata;
+ int sel = ucontrol->value.integer.value[0];
+
+ cdata = &max98088->dai[1];
+
+ if (sel >= pdata->eq2_cfgcnt)
+ return -EINVAL;
+
+ cdata->eq_sel = sel;
+ max98088_setup_eq2(codec);
+ return 0;
+}
+
+static int max98088_get_eq1_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_cdata *cdata;
+
+ cdata = &max98088->dai[0];
+
+ ucontrol->value.enumerated.item[0] = cdata->eq_sel;
+ return 0;
+}
+
+static int max98088_get_eq2_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_cdata *cdata;
+
+ cdata = &max98088->dai[1];
+
+ ucontrol->value.enumerated.item[0] = cdata->eq_sel;
+ return 0;
+}
+
+static void max98088_handle_eq1_pdata(struct max98088_priv *max98088)
+{
+ struct snd_soc_codec *codec = &max98088->codec;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_cdata *cdata;
+ int ret, i, j;
+
+ struct snd_kcontrol_new eq1control =
+ SOC_ENUM_EXT("EQ1 Mode",
+ max98088->dai[0].eq_enum,
+ max98088_get_eq1_enum,
+ max98088_put_eq1_enum);
+
+ cdata = &max98088->dai[0];
+
+ /* Build an array of texts for the enum API. The number
+ * of texts is likely fewer than the number of configurations
+ * due to multiple sample rates for the same text name. */
+ cdata->eq_textcnt = 0;
+ for (i = 0; i < pdata->eq1_cfgcnt; i++) {
+ for (j = 0; j < cdata->eq_textcnt; j++) {
+ if (strcmp(pdata->eq1_cfg[i].name,
+ cdata->eq_texts[j]) == 0) {
+ break;
+ }
+ }
+
+ if (j != cdata->eq_textcnt)
+ continue;
+
+ /* ...and remember the new version. */
+ cdata->eq_texts[i] = pdata->eq1_cfg[i].name;
+ cdata->eq_textcnt++;
+
+ if (cdata->eq_textcnt >= EQ_CFG_MAX) {
+ dev_err(codec->dev, "Too many EQ config entries\n");
+ cdata->eq_textcnt--;
+ break;
+ }
+ }
+
+ dev_dbg(codec->dev, "Installed %d EQ1 configurations\n",
+ cdata->eq_textcnt);
+
+ /* now point the soc_enum to .texts array items */
+ cdata->eq_enum.texts = cdata->eq_texts;
+ cdata->eq_enum.max = cdata->eq_textcnt;
+
+ BUG_ON(&max98088->codec == 0);
+ BUG_ON((max98088->codec).card == 0);
+
+ ret = snd_soc_add_controls(&max98088->codec, &eq1control, 1);
+ if (ret != 0)
+ dev_err(codec->dev, "Failed to add EQ control: %d\n", ret);
+}
+
+static void max98088_handle_eq2_pdata(struct max98088_priv *max98088)
+{
+ struct snd_soc_codec *codec = &max98088->codec;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_cdata *cdata;
+ int ret, i, j;
+
+ struct snd_kcontrol_new eq2control =
+ SOC_ENUM_EXT("EQ2 Mode",
+ max98088->dai[1].eq_enum,
+ max98088_get_eq2_enum,
+ max98088_put_eq2_enum);
+
+ cdata = &max98088->dai[1];
+
+ /* Build an array of texts for the enum API. The number
+ * of texts is likely fewer than the number of configurations
+ * due to multiple sample rates for the same text name. */
+ cdata->eq_textcnt = 0;
+ for (i = 0; i < pdata->eq2_cfgcnt; i++) {
+ for (j = 0; j < cdata->eq_textcnt; j++) {
+ if (strcmp(pdata->eq2_cfg[i].name,
+ cdata->eq_texts[j]) == 0) {
+ break;
+ }
+ }
+
+ if (j != cdata->eq_textcnt)
+ continue;
+
+ cdata->eq_texts[i] = pdata->eq2_cfg[i].name;
+ cdata->eq_textcnt++;
+
+ if (cdata->eq_textcnt >= EQ_CFG_MAX) {
+ dev_err(codec->dev, "Too many EQ config entries\n");
+ cdata->eq_textcnt--;
+ break;
+ }
+ }
+
+ dev_dbg(codec->dev, "Installed %d EQ2 configurations\n",
+ cdata->eq_textcnt);
+
+ /* now point the soc_enum to .texts array items */
+ cdata->eq_enum.texts = cdata->eq_texts;
+ cdata->eq_enum.max = cdata->eq_textcnt;
+
+ ret = snd_soc_add_controls(&max98088->codec, &eq2control, 1);
+ if (ret != 0)
+ printk(KERN_ERR "Failed to add EQ control: %d\n", ret);
+}
+
+
+static void max98088_setup_ex1(struct snd_soc_codec *codec)
+{
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_cdata *cdata;
+ struct max98088_excursion_cfg *coef_set;
+ int best, best_val, i, sel, fs;
+
+ cdata = &max98088->dai[0];
+
+ if (!pdata || !cdata->ex_textcnt)
+ return;
+
+ /* Find the selected configuration with nearest sample rate */
+ fs = cdata->rate;
+
+ sel = cdata->ex_sel;
+ best = 0;
+ best_val = INT_MAX;
+ for (i = 0; i < pdata->ex1_cfgcnt; i++) {
+ if (strcmp(pdata->ex1_cfg[i].name,
+ cdata->ex_texts[sel]) == 0 &&
+ abs(pdata->ex1_cfg[i].rate - fs) < best_val) {
+ best = i;
+ best_val = abs(pdata->ex1_cfg[i].rate - fs);
+ }
+ }
+
+ dev_dbg(codec->dev, "Selected %s/%dHz for %dHz sample rate\n",
+ pdata->ex1_cfg[best].name,
+ pdata->ex1_cfg[best].rate, fs);
+
+ coef_set = &pdata->ex1_cfg[sel];
+
+ max98088_ex_resp_control(codec, M98088_REG_B6_DAI1_BIQUAD_BASE,
+ coef_set->resp);
+}
+
+static int max98088_put_ex1_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_cdata *cdata;
+ int sel = ucontrol->value.integer.value[0];
+
+ cdata = &max98088->dai[0];
+
+ if (sel >= pdata->ex1_cfgcnt)
+ return -EINVAL;
+
+ cdata->ex_sel = sel;
+ max98088_setup_ex1(codec);
+ return 0;
+}
+
+
+static int max98088_get_ex1_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_cdata *cdata;
+
+ cdata = &max98088->dai[0];
+ ucontrol->value.enumerated.item[0] = cdata->ex_sel;
+
+ return 0;
+}
+
+static void max98088_handle_ex1_pdata(struct max98088_priv *max98088)
+{
+ struct snd_soc_codec *codec = &max98088->codec;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_cdata *cdata;
+ int ret, i, j;
+
+ struct snd_kcontrol_new ex1control =
+ SOC_ENUM_EXT("EX1 Limiter Config",
+ max98088->dai[0].ex_enum,
+ max98088_get_ex1_enum,
+ max98088_put_ex1_enum);
+
+ cdata = &max98088->dai[0];
+
+ /* Build an array of texts for the enum API. The number
+ * of texts is likely fewer than the number of configurations
+ * due to multiple sample rates for the same text name. */
+ cdata->ex_textcnt = 0;
+ for (i = 0; i < pdata->ex1_cfgcnt; i++) {
+ for (j = 0; j < cdata->ex_textcnt; j++) {
+ if (strcmp(pdata->ex1_cfg[i].name,
+ cdata->ex_texts[j]) == 0) {
+ break;
+ }
+ }
+
+ if (j != cdata->ex_textcnt)
+ continue;
+
+ /* ...and remember the new version. */
+ cdata->ex_texts[i] = pdata->ex1_cfg[i].name;
+ cdata->ex_textcnt++;
+
+ if (cdata->ex_textcnt >= EX_CFG_MAX) {
+ dev_err(codec->dev, "Too many limiter configs\n");
+ cdata->ex_textcnt--;
+ break;
+ }
+ }
+
+ dev_dbg(codec->dev, "Installed %d EX1 configurations\n",
+ cdata->ex_textcnt);
+
+ /* now point the soc_enum to .texts array */
+ cdata->ex_enum.texts = cdata->ex_texts;
+ cdata->ex_enum.max = cdata->ex_textcnt;
+ ret = snd_soc_add_controls(&max98088->codec, &ex1control, 1);
+ if (ret != 0)
+ dev_err(codec->dev, "Failed to add limiter control\n");
+}
+
+
+static void max98088_setup_ex2(struct snd_soc_codec *codec)
+{
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_cdata *cdata;
+ struct max98088_excursion_cfg *coef_set;
+ int best, best_val, i, sel, fs;
+
+ cdata = &max98088->dai[1];
+
+ if (!pdata || !cdata->ex_textcnt)
+ return;
+
+ /* Find the selected configuration with nearest sample rate */
+ fs = cdata->rate;
+
+ sel = cdata->ex_sel;
+ best = 0;
+ best_val = INT_MAX;
+ for (i = 0; i < pdata->ex2_cfgcnt; i++) {
+ if (strcmp(pdata->ex2_cfg[i].name,
+ cdata->ex_texts[sel]) == 0 &&
+ abs(pdata->ex2_cfg[i].rate - fs) < best_val) {
+ best = i;
+ best_val = abs(pdata->ex2_cfg[i].rate - fs);
+ }
+ }
+
+ dev_dbg(codec->dev, "Selected %s/%dHz for %dHz sample rate\n",
+ pdata->ex2_cfg[best].name,
+ pdata->ex2_cfg[best].rate, fs);
+
+ coef_set = &pdata->ex2_cfg[sel];
+
+ max98088_ex_resp_control(codec, M98088_REG_C0_DAI2_BIQUAD_BASE,
+ coef_set->resp);
+}
+
+static int max98088_put_ex2_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_cdata *cdata;
+ int sel = ucontrol->value.integer.value[0];
+
+ cdata = &max98088->dai[1];
+
+ if (sel >= pdata->ex2_cfgcnt)
+ return -EINVAL;
+
+ cdata->ex_sel = sel;
+ max98088_setup_ex2(codec);
+ return 0;
+}
+
+static int max98088_get_ex2_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct max98088_priv *max98088 = codec->private_data;
+ struct max98088_cdata *cdata;
+
+ cdata = &max98088->dai[1];
+ ucontrol->value.enumerated.item[0] = cdata->ex_sel;
+
+ return 0;
+}
+
+static void max98088_handle_ex2_pdata(struct max98088_priv *max98088)
+{
+ struct snd_soc_codec *codec = &max98088->codec;
+ struct max98088_pdata *pdata = max98088->pdata;
+ struct max98088_cdata *cdata;
+ int ret, i, j;
+
+ struct snd_kcontrol_new ex2control =
+ SOC_ENUM_EXT("EX2 Limiter Config",
+ max98088->dai[1].ex_enum,
+ max98088_get_ex2_enum,
+ max98088_put_ex2_enum);
+
+ cdata = &max98088->dai[1];
+
+ /* Build an array of texts for the enum API. The number
+ * of texts is likely fewer than the number of configurations
+ * due to multiple sample rates for the same text name. */
+ cdata->ex_textcnt = 0;
+ for (i = 0; i < pdata->ex2_cfgcnt; i++) {
+ for (j = 0; j < cdata->ex_textcnt; j++) {
+ if (strcmp(pdata->ex2_cfg[i].name,
+ cdata->ex_texts[j]) == 0) {
+ break;
+ }
+ }
+
+ if (j != cdata->ex_textcnt)
+ continue;
+
+ /* ...and remember the new version. */
+ cdata->ex_texts[i] = pdata->ex2_cfg[i].name;
+ cdata->ex_textcnt++;
+
+ if (cdata->ex_textcnt >= EX_CFG_MAX) {
+ dev_err(codec->dev, "Too many limiter configs\n");
+ cdata->ex_textcnt--;
+ break;
+ }
+ }
+
+ dev_dbg(codec->dev, "Installed %d EX2 configurations\n",
+ cdata->ex_textcnt);
+
+ /* now point the soc_enum to .texts array items */
+ cdata->ex_enum.texts = cdata->ex_texts;
+ cdata->ex_enum.max = cdata->ex_textcnt;
+
+ ret = snd_soc_add_controls(&max98088->codec, &ex2control, 1);
+ if (ret != 0)
+ dev_err(codec->dev, "Failed to add limiter control\n");
+}
+
+static void max98088_handle_pdata(struct max98088_priv *max98088)
+{
+ struct snd_soc_codec *codec = &max98088->codec;
+ struct max98088_pdata *pdata = max98088->pdata;
+ u8 regval;
+
+ if (!pdata)
+ return;
+
+ /* Configure digital mic / external mic */
+ /* Digital mic needs REG_15 OSR1=1 */
+ regval = ((0<<6) | /* digital mic clock freq = PCLK/8 */
+ (0<<5) | /* DIGMICL enable */
+ (0<<4) | /* DIGMICR enable */
+ (0<<0)); /* external mic enable */
+
+ if (pdata->digmic_left_enable)
+ regval |= (1<<5); /* digital left mic enabled */
+
+ if (pdata->digmic_right_enable)
+ regval |= (1<<4); /* digital right mic enabled */
+
+ max98088->digmic_mode = (regval ? 1 : 0);
+
+ if (pdata->extmic_mode < 3)
+ regval |= (pdata->extmic_mode << 0); /* external mic enabled */
+
+ max98088_write(codec, M98088_REG_48_CFG_MIC, regval);
+
+ /* configure external mic to mic1 bypass, mic1 to mic2 bypass */
+ regval = 0;
+
+ if (pdata->ina_to_mic1_bypass)
+ regval |= (1<<7);
+
+ if (pdata->mic1_to_mic2_bypass)
+ regval |= (1<<4);
+
+ max98088_write(codec, M98088_REG_4A_CFG_BYPASS, regval);
+
+ /* configure receiver output */
+ regval = ((pdata->receiver_mode) ? (1<<7) : 0);
+ snd_soc_update_bits(codec, M98088_REG_2A_MIC_REC_CNTL,
+ (1<<7), regval);
+
+ /* configure equalizers */
+ if (pdata->eq1_cfgcnt)
+ max98088_handle_eq1_pdata(max98088);
+
+ if (pdata->eq2_cfgcnt)
+ max98088_handle_eq2_pdata(max98088);
+
+ /* configure excursion limiters */
+ if (pdata->ex1_cfgcnt)
+ max98088_handle_ex1_pdata(max98088);
+
+ if (pdata->ex2_cfgcnt)
+ max98088_handle_ex2_pdata(max98088);
+}
+
+static int max98088_suspend(struct platform_device *pdev, pm_message_t state)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+
+ max98088_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+ return 0;
+}
+
+static int max98088_resume(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+ int i;
+ u8 *cache = codec->reg_cache;
+
+ /* toggle reset the shutdown bit of the codec hardware */
+ max98088_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+ /* Sync reg_cache with the hardware */
+ for (i = 0; i < M98088_REG_CNT; i++) {
+ if (i == M98088_REG_51_PWR_SYS)
+ continue;
+
+ if (!max98088_access[i].writable)
+ continue;
+
+ max98088_hw_write(codec, i, cache[i]);
+ }
+
+ /* now enter into the resume mode bias level */
+ max98088_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+ return 0;
+}
+
+/*
+ * Make sure that a max98088 is attached to the I2C bus.
+ */
+static int max98088_probe(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec;
+ struct max98088_priv *max98088;
+ int ret = 0;
+
+ dev_printk(KERN_INFO, &pdev->dev, "MAX98088 Audio CODEC\n");
+
+ if (!max98088_codec) {
+ dev_err(&pdev->dev, "Codec device is not registered\n");
+ return -EINVAL;
+ }
+
+ socdev->card->codec = max98088_codec;
+ codec = max98088_codec;
+ max98088 = codec->private_data;
+
+ /* register pcms */
+ ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "failed to create pcms: %d\n", ret);
+ goto pcm_err;
+ }
+
+ snd_soc_add_controls(codec, max98088_snd_controls,
+ ARRAY_SIZE(max98088_snd_controls));
+
+ /* install additional amixer controls: EQ and excursion limiter */
+ if (max98088->pdata)
+ max98088_handle_pdata(max98088);
+ else
+ dev_err(&pdev->dev, "No platform data\n");
+
+ max98088_add_widgets(codec);
+
+ ret = snd_soc_init_card(socdev);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "failed to register card\n");
+ goto card_err;
+ }
+
+ return 0;
+
+card_err:
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
+
+pcm_err:
+ return ret;
+}
+
+static int max98088_remove(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+
+ if (codec->control_data)
+ max98088_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
+
+ return 0;
+}
+
+/* expose to machine driver */
+struct snd_soc_codec_device soc_codec_dev_max98088 = {
+ .probe = max98088_probe,
+ .remove = max98088_remove,
+ .suspend = max98088_suspend,
+ .resume = max98088_resume,
+};
+EXPORT_SYMBOL_GPL(soc_codec_dev_max98088);
+
+
+static int max98088_register(struct max98088_priv *max98088,
+ enum snd_soc_control_type control)
+
+{
+ int ret, i, version;
+ struct snd_soc_codec *codec = &max98088->codec;
+ struct max98088_cdata *cdata;
+
+ if (max98088_codec) {
+ dev_err(codec->dev, "Another MAX98088 is registered\n");
+ ret = -EINVAL;
+ goto err;
+ }
+
+ mutex_init(&codec->mutex);
+ INIT_LIST_HEAD(&codec->dapm_widgets);
+ INIT_LIST_HEAD(&codec->dapm_paths);
+
+ codec->name = "MAX98088";
+ codec->owner = THIS_MODULE;
+ codec->read = max98088_read;
+ codec->write = max98088_write;
+
+ /* setup DAPM event bias level and handler function */
+ codec->bias_level = SND_SOC_BIAS_STANDBY;
+ codec->set_bias_level = max98088_set_bias_level;
+
+ codec->dai = max98088_dai;
+ codec->num_dai = ARRAY_SIZE(max98088_dai);
+ codec->private_data = max98088;
+
+ codec->reg_cache_size = M98088_REG_CNT;
+ codec->reg_cache = &max98088->reg_cache;
+ codec->volatile_register = max98088_volatile_register;
+
+ memcpy(codec->reg_cache, max98088_reg, sizeof(max98088_reg));
+
+ version = max98088_read(codec, M98088_REG_FF_REV_ID);
+ dev_dbg(codec->dev, "MAX98088 revision 0x%02X\n", version);
+
+ /* initalize private data */
+
+ max98088->sysclk = (unsigned)-1;
+
+ cdata = &max98088->dai[0];
+ cdata->rate = (unsigned)-1;
+ cdata->fmt = (unsigned)-1;
+ cdata->eq_textcnt = 0;
+ cdata->eq_sel = 0;
+ cdata->ex_textcnt = 0;
+ cdata->ex_sel = 0;
+
+ cdata = &max98088->dai[1];
+ cdata->rate = (unsigned)-1;
+ cdata->fmt = (unsigned)-1;
+ cdata->eq_textcnt = 0;
+ cdata->eq_sel = 0;
+ cdata->ex_textcnt = 0;
+ cdata->ex_sel = 0;
+
+ max98088_write(codec, M98088_REG_14_DAI1_FORMAT, M98088_DAI_DLY);
+ max98088_write(codec, M98088_REG_1C_DAI2_FORMAT, M98088_DAI_DLY);
+
+ max98088->power_state = 0; /* INA INB power enable state */
+ max98088->ex_mode = 0; /* excursion limiter mode */
+ max98088->digmic_mode = 0; /* 0=normal, 1=digital mic used */
+
+ /* disable device via dapm interface */
+ max98088_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+ /* initialize registers cache to hardware default */
+ max98088_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+ max98088_write(codec, M98088_REG_0F_IRQ_ENABLE, 0x00);
+
+ max98088_write(codec, M98088_REG_22_MIX_DAC,
+ M98088_DAI1L_TO_DACL|M98088_DAI2L_TO_DACL|
+ M98088_DAI1R_TO_DACR|M98088_DAI2R_TO_DACR);
+
+ max98088_write(codec, M98088_REG_4E_BIAS_CNTL, 0xF0);
+ max98088_write(codec, M98088_REG_50_DAC_BIAS2, 0x0F);
+
+ /* power on device */
+ max98088_codec = codec;
+ for (i = 0; i < codec->num_dai; i++)
+ max98088_dai[i].dev = codec->dev;
+
+ ret = snd_soc_register_codec(codec);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to register codec: %d\n", ret);
+ goto err;
+ }
+
+ ret = snd_soc_register_dais(&max98088_dai[0], codec->num_dai);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to register DAIs: %d\n", ret);
+ goto err_codec;
+ }
+
+ return ret;
+
+err_codec:
+ snd_soc_unregister_codec(codec);
+err:
+ kfree(max98088);
+
+ return ret;
+}
+
+static void max98088_unregister(struct max98088_priv *max98088)
+{
+ struct snd_soc_codec *codec = &max98088->codec;
+ snd_soc_unregister_dais(max98088_dai, codec->num_dai);
+ snd_soc_unregister_codec(codec);
+ kfree(max98088);
+ max98088_codec = NULL;
+}
+
+static int max98088_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct snd_soc_codec *codec;
+ struct max98088_priv *max98088;
+
+ max98088 = kzalloc(sizeof(struct max98088_priv), GFP_KERNEL);
+ if (max98088 == NULL)
+ return -ENOMEM;
+
+ /* codec structure is inside the private data */
+ codec = &(max98088->codec);
+
+ codec->private_data = max98088;
+
+ codec->hw_write = (hw_write_t) i2c_master_send;
+ i2c_set_clientdata(i2c, max98088);
+ codec->control_data = i2c;
+
+ max98088->pdata = i2c->dev.platform_data;
+
+ codec->dev = &i2c->dev;
+
+ return max98088_register(max98088, SND_SOC_I2C);
+}
+
+static int max98088_i2c_remove(struct i2c_client *client)
+{
+ struct max98088_priv *max98088 = i2c_get_clientdata(client);
+ max98088_unregister(max98088);
+ return 0;
+}
+
+static const struct i2c_device_id max98088_i2c_id[] = {
+ { "max98088", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, max98088_i2c_id);
+
+
+static struct i2c_driver max98088_i2c_driver = {
+ .driver = {
+ .name = "MAX98088 I2C Codec",
+ .owner = THIS_MODULE,
+ },
+ .probe = max98088_i2c_probe,
+ .remove = __devexit_p(max98088_i2c_remove),
+ .id_table = max98088_i2c_id,
+};
+
+static int __init max98088_init(void)
+{
+ int ret;
+
+ ret = i2c_add_driver(&max98088_i2c_driver);
+ if (ret)
+ pr_err("Failed to register max98088 I2C driver: %d\n", ret);
+
+ return ret;
+}
+
+static void __exit max98088_exit(void)
+{
+ i2c_del_driver(&max98088_i2c_driver);
+}
+
+module_init(max98088_init);
+module_exit(max98088_exit);
+
+MODULE_DESCRIPTION("ALSA SoC MAX98088 driver");
+MODULE_AUTHOR("Peter Hsiang <peter.hsiang@...im-ic.com>");
+MODULE_AUTHOR("Jesse Marroquin <jesse.marroquin@...im-ic.com>");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/max98088.h b/sound/soc/codecs/max98088.h
new file mode 100644
index 0000000..f7ef4c2
--- /dev/null
+++ b/sound/soc/codecs/max98088.h
@@ -0,0 +1,161 @@
+/*
+ * max98088.h -- MAX98088 ALSA SoC Audio driver
+ *
+ * Copyright 2010 Maxim Integrated Products
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _MAX98088_H
+#define _MAX98088_H
+
+/*
+ * MAX98088 Registers Definition
+ */
+#define M98088_REG_00_IRQ_STATUS 0x00
+#define M98088_REG_01_MIC_STATUS 0x01
+#define M98088_REG_02_JACK_STAUS 0x02
+#define M98088_REG_03_BATTERY_VOLTAGE 0x03
+#define M98088_REG_0F_IRQ_ENABLE 0x0F
+#define M98088_REG_10_SYS_CLK 0x10
+#define M98088_REG_11_DAI1_CLKMODE 0x11
+#define M98088_REG_12_DAI1_CLKCFG_HI 0x12
+#define M98088_REG_13_DAI1_CLKCFG_LO 0x13
+#define M98088_REG_14_DAI1_FORMAT 0x14
+#define M98088_REG_15_DAI1_CLOCK 0x15
+#define M98088_REG_16_DAI1_IOCFG 0x16
+#define M98088_REG_17_DAI1_TDM 0x17
+#define M98088_REG_18_DAI1_FILTERS 0x18
+#define M98088_REG_19_DAI2_CLKMODE 0x19
+#define M98088_REG_1A_DAI2_CLKCFG_HI 0x1A
+#define M98088_REG_1B_DAI2_CLKCFG_LO 0x1B
+#define M98088_REG_1C_DAI2_FORMAT 0x1C
+#define M98088_REG_1D_DAI2_CLOCK 0x1D
+#define M98088_REG_1E_DAI2_IOCFG 0x1E
+#define M98088_REG_1F_DAI2_TDM 0x1F
+#define M98088_REG_20_DAI2_FILTERS 0x20
+#define M98088_REG_21_SRC 0x21
+#define M98088_REG_22_MIX_DAC 0x22
+#define M98088_REG_23_MIX_ADC_LEFT 0x23
+#define M98088_REG_24_MIX_ADC_RIGHT 0x24
+#define M98088_REG_25_MIX_HP_LEFT 0x25
+#define M98088_REG_26_MIX_HP_RIGHT 0x26
+#define M98088_REG_27_MIX_HP_CNTL 0x27
+#define M98088_REG_28_MIX_REC_LEFT 0x28
+#define M98088_REG_29_MIX_REC_RIGHT 0x29
+#define M98088_REG_2A_MIC_REC_CNTL 0x2A
+#define M98088_REG_2B_MIX_SPK_LEFT 0x2B
+#define M98088_REG_2C_MIX_SPK_RIGHT 0x2C
+#define M98088_REG_2D_MIX_SPK_CNTL 0x2D
+#define M98088_REG_2E_LVL_SIDETONE 0x2E
+#define M98088_REG_2F_LVL_DAI1_PLAY 0x2F
+#define M98088_REG_30_LVL_DAI1_PLAY_EQ 0x30
+#define M98088_REG_31_LVL_DAI2_PLAY 0x31
+#define M98088_REG_32_LVL_DAI2_PLAY_EQ 0x32
+#define M98088_REG_33_LVL_ADC_L 0x33
+#define M98088_REG_34_LVL_ADC_R 0x34
+#define M98088_REG_35_LVL_MIC1 0x35
+#define M98088_REG_36_LVL_MIC2 0x36
+#define M98088_REG_37_LVL_INA 0x37
+#define M98088_REG_38_LVL_INB 0x38
+#define M98088_REG_39_LVL_HP_L 0x39
+#define M98088_REG_3A_LVL_HP_R 0x3A
+#define M98088_REG_3B_LVL_REC_L 0x3B
+#define M98088_REG_3C_LVL_REC_R 0x3C
+#define M98088_REG_3D_LVL_SPK_L 0x3D
+#define M98088_REG_3E_LVL_SPK_R 0x3E
+#define M98088_REG_3F_MICAGC_CFG 0x3F
+#define M98088_REG_40_MICAGC_THRESH 0x40
+#define M98088_REG_41_SPKDHP 0x41
+#define M98088_REG_42_SPKDHP_THRESH 0x42
+#define M98088_REG_43_SPKALC_COMP 0x43
+#define M98088_REG_44_PWRLMT_CFG 0x44
+#define M98088_REG_45_PWRLMT_TIME 0x45
+#define M98088_REG_46_THDLMT_CFG 0x46
+#define M98088_REG_47_CFG_AUDIO_IN 0x47
+#define M98088_REG_48_CFG_MIC 0x48
+#define M98088_REG_49_CFG_LEVEL 0x49
+#define M98088_REG_4A_CFG_BYPASS 0x4A
+#define M98088_REG_4B_CFG_JACKDET 0x4B
+#define M98088_REG_4C_PWR_EN_IN 0x4C
+#define M98088_REG_4D_PWR_EN_OUT 0x4D
+#define M98088_REG_4E_BIAS_CNTL 0x4E
+#define M98088_REG_4F_DAC_BIAS1 0x4F
+#define M98088_REG_50_DAC_BIAS2 0x50
+#define M98088_REG_51_PWR_SYS 0x51
+#define M98088_REG_52_DAI1_EQ_BASE 0x52
+#define M98088_REG_84_DAI2_EQ_BASE 0x84
+#define M98088_REG_B6_DAI1_BIQUAD_BASE 0xB6
+#define M98088_REG_C0_DAI2_BIQUAD_BASE 0xC0
+#define M98088_REG_FF_REV_ID 0xFF
+
+#define M98088_REG_CNT (0xFF+1)
+
+/* MAX98088 Registers Bit Fields */
+
+/* M98088_REG_14_DAI1_FORMAT, M98088_REG_1C_DAI2_FORMAT */
+ #define M98088_DAI_MAS (1<<7)
+ #define M98088_DAI_WCI (1<<6)
+ #define M98088_DAI_BCI (1<<5)
+ #define M98088_DAI_DLY (1<<4)
+ #define M98088_DAI_TDM (1<<2)
+ #define M98088_DAI_FSW (1<<1)
+ #define M98088_DAI_WS (1<<0)
+
+/* M98088_REG_22_MIX_DAC */
+ #define M98088_DAI1L_TO_DACL (1<<7)
+ #define M98088_DAI1R_TO_DACL (1<<6)
+ #define M98088_DAI2L_TO_DACL (1<<5)
+ #define M98088_DAI2R_TO_DACL (1<<4)
+ #define M98088_DAI1L_TO_DACR (1<<3)
+ #define M98088_DAI1R_TO_DACR (1<<2)
+ #define M98088_DAI2L_TO_DACR (1<<1)
+ #define M98088_DAI2R_TO_DACR (1<<0)
+
+/* M98088_REG_3A_LVL_HEADPHONE_R */
+ #define M98088_HP_MUTE (1<<7)
+
+/* M98088_REG_3C_LVL_RECEIVER_R */
+ #define M98088_REC_MUTE (1<<7)
+
+/* M98088_REG_3E_LVL_SPEAKER_R */
+ #define M98088_SP_MUTE (1<<7)
+
+/* M98088_REG_49_CFG_LEVEL */
+ #define M98088_VSEN (1<<6)
+ #define M98088_ZDEN (1<<5)
+ #define M98088_EQ2EN (1<<1)
+ #define M98088_EQ1EN (1<<0)
+
+/* M98088_REG_4D_PWR_EN_OUT */
+ #define M98088_HPLEN (1<<7)
+ #define M98088_HPREN (1<<6)
+ #define M98088_HPEN ((1<<7)|(1<<6))
+ #define M98088_SPLEN (1<<5)
+ #define M98088_SPREN (1<<4)
+ #define M98088_RECEN (1<<3)
+ #define M98088_DALEN (1<<1)
+ #define M98088_DAREN (1<<0)
+
+/* M98088_REG_51_PWR_SYS */
+ #define M98088_SHDNRUN (1<<7)
+ #define M98088_PERFMODE (1<<3)
+ #define M98088_HPPLYBACK (1<<2)
+ #define M98088_PWRSV8K (1<<1)
+ #define M98088_PWRSV (1<<0)
+
+#define M98088_COEFS_PER_BAND 5
+
+#define M98088_BYTE1(w) ((w >> 8) & 0xff)
+#define M98088_BYTE0(w) (w & 0xff)
+
+struct max98088_setup_data {
+ unsigned short i2c_address;
+};
+
+extern struct snd_soc_dai max98088_dai[];
+extern struct snd_soc_codec_device soc_codec_dev_max98088;
+
+#endif
--
1.6.3.3
--
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